1056432923 has 16 divisors (see below), whose sum is σ = 1303061760. Its totient is φ = 834035616.

The previous prime is 1056432919. The next prime is 1056432961. The reversal of 1056432923 is 3292346501.

It is a cyclic number.

It is not a de Polignac number, because 1056432923 - 2² = 1056432919 is a prime.

It is a super-2 number, since 2×1056432923² = 2232101041596647858, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1056432913) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30068 + ... + 54926.

It is an arithmetic number, because the mean of its divisors is an integer number (81441360).

Almost surely, 2^1056432923 is an apocalyptic number.

1056432923 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1056432923 is a deficient number, since it is larger than the sum of its proper divisors (246628837).

1056432923 is a wasteful number, since it uses less digits than its factorization.

1056432923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25346.

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

The square root of 1056432923 is about 32502.8140781687. The cubic root of 1056432923 is about 1018.4678146114.

The spelling of 1056432923 in words is "one billion, fifty-six million, four hundred thirty-two thousand, nine hundred twenty-three".