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12412341013 = 15438044291
BaseRepresentation
bin10111000111101010…
…10100101100010101
31012001001000020212211
423203311110230111
5200410024403023
65411355313421
7616406105062
oct134365245425
935031006784
1012412341013
11529a496576
1224a4a4b871
13122a7073a7
1485a6b5c69
154c9a70a0d
hex2e3d54b15

12412341013 has 4 divisors (see below), whose sum is σ = 12420386848. Its totient is φ = 12404295180.

The previous prime is 12412340987. The next prime is 12412341031. The reversal of 12412341013 is 31014321421.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 31014321421 = 36931839791.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12412341013 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 (12412341043) 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, 4020603 + ... + 4023688.

It is an arithmetic number, because the mean of its divisors is an integer number (3105096712).

Almost surely, 212412341013 is an apocalyptic number.

It is an amenable number.

12412341013 is a deficient number, since it is larger than the sum of its proper divisors (8045835).

12412341013 is an equidigital number, since it uses as much as digits as its factorization.

12412341013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8045834.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 12412341013 its reverse (31014321421), we get a palindrome (43426662434).

The spelling of 12412341013 in words is "twelve billion, four hundred twelve million, three hundred forty-one thousand, thirteen".

Divisors: 1 1543 8044291 12412341013