13056465431 has 2 divisors, whose sum is σ = 13056465432. Its totient is φ = 13056465430.

The previous prime is 13056465419. The next prime is 13056465449. The reversal of 13056465431 is 13456465031.

13056465431 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13056465431 is a prime.

It is a super-4 number, since 4×13056465431⁴ (a number of 42 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13056465481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6528232715 + 6528232716.

It is an arithmetic number, because the mean of its divisors is an integer number (6528232716).

Almost surely, 2^13056465431 is an apocalyptic number.

13056465431 is a deficient number, since it is larger than the sum of its proper divisors (1).

13056465431 is an equidigital number, since it uses as much as digits as its factorization.

13056465431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 129600, while the sum is 38.

The spelling of 13056465431 in words is "thirteen billion, fifty-six million, four hundred sixty-five thousand, four hundred thirty-one".