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11621356343 = 43270264101
BaseRepresentation
bin10101101001010111…
…11101001100110111
31002222220122001220022
422310223331030313
5142300031400333
65201101555355
7560662620242
oct126453751467
932886561808
1011621356343
114a23a53033
122303b75b5b
13113288cb1c
147c3616259
154803c9c98
hex2b4afd337

11621356343 has 4 divisors (see below), whose sum is σ = 11891620488. Its totient is φ = 11351092200.

The previous prime is 11621356301. The next prime is 11621356463. The reversal of 11621356343 is 34365312611.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11621356343 - 212 = 11621352247 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 (11621356543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135132008 + ... + 135132093.

It is an arithmetic number, because the mean of its divisors is an integer number (2972905122).

Almost surely, 211621356343 is an apocalyptic number.

11621356343 is a deficient number, since it is larger than the sum of its proper divisors (270264145).

11621356343 is an equidigital number, since it uses as much as digits as its factorization.

11621356343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270264144.

The product of its digits is 38880, while the sum is 35.

Adding to 11621356343 its reverse (34365312611), we get a palindrome (45986668954).

The spelling of 11621356343 in words is "eleven billion, six hundred twenty-one million, three hundred fifty-six thousand, three hundred forty-three".

Divisors: 1 43 270264101 11621356343