1056514044523 has 4 divisors (see below), whose sum is σ = 1207444622320. Its totient is φ = 905583466728.

The previous prime is 1056514044493. The next prime is 1056514044527. The reversal of 1056514044523 is 3254404156501.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1056514044523 is a prime.

It is a super-2 number, since 2×1056514044523² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1056514044527) 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, 75465288888 + ... + 75465288901.

It is an arithmetic number, because the mean of its divisors is an integer number (301861155580).

Almost surely, 2^{1056514044523} is an apocalyptic number.

1056514044523 is a deficient number, since it is larger than the sum of its proper divisors (150930577797).

1056514044523 is an equidigital number, since it uses as much as digits as its factorization.

1056514044523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150930577796.

The product of its (nonzero) digits is 288000, while the sum is 40.

The spelling of 1056514044523 in words is "one trillion, fifty-six billion, five hundred fourteen million, forty-four thousand, five hundred twenty-three".