1056031262531 has 6 divisors (see below), whose sum is σ = 1228444529940. Its totient is φ = 905169653556.

The previous prime is 1056031262521. The next prime is 1056031262597. The reversal of 1056031262531 is 1352621306501.

It is a de Polignac number, because none of the positive numbers 2^k-1056031262531 is a prime.

It is a super-2 number, since 2×1056031262531² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1056031262491 and 1056031262500.

It is not an unprimeable number, because it can be changed into a prime (1056031262521) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10775829161 + ... + 10775829258.

It is an arithmetic number, because the mean of its divisors is an integer number (204740754990).

Almost surely, 2^{1056031262531} is an apocalyptic number.

1056031262531 is a deficient number, since it is larger than the sum of its proper divisors (172413267409).

1056031262531 is an equidigital number, since it uses as much as digits as its factorization.

1056031262531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21551658433 (or 21551658426 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 35.

The spelling of 1056031262531 in words is "one trillion, fifty-six billion, thirty-one million, two hundred sixty-two thousand, five hundred thirty-one".