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11430231341 = 51517221873
BaseRepresentation
bin10101010010100101…
…10111110100101101
31002111120222220200112
422221102313310231
5141402114400331
65130113305405
7553152235424
oct125122676455
932446886615
1011430231341
114936081a91
12226bb65265
1311020c22c9
147a60a42bb
1546d72532b
hex2a94b7d2d

11430231341 has 4 divisors (see below), whose sum is σ = 11430504732. Its totient is φ = 11429957952.

The previous prime is 11430231331. The next prime is 11430231347. The reversal of 11430231341 is 14313203411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14313203411 = 131101015647.

It can be written as a sum of positive squares in 2 ways, for example, as 5325934441 + 6104296900 = 72979^2 + 78130^2 .

It is a cyclic number.

It is not a de Polignac number, because 11430231341 - 218 = 11429969197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11430231347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59420 + ... + 162453.

It is an arithmetic number, because the mean of its divisors is an integer number (2857626183).

Almost surely, 211430231341 is an apocalyptic number.

It is an amenable number.

11430231341 is a deficient number, since it is larger than the sum of its proper divisors (273391).

11430231341 is an equidigital number, since it uses as much as digits as its factorization.

11430231341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273390.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 11430231341 its reverse (14313203411), we get a palindrome (25743434752).

The spelling of 11430231341 in words is "eleven billion, four hundred thirty million, two hundred thirty-one thousand, three hundred forty-one".

Divisors: 1 51517 221873 11430231341