1056432601 has 24 divisors (see below), whose sum is σ = 1278478080. Its totient is φ = 869450400.

The previous prime is 1056432577. The next prime is 1056432659. The reversal of 1056432601 is 1062346501.

It is not a de Polignac number, because 1056432601 - 2¹¹ = 1056430553 is a prime.

It is a super-2 number, since 2×1056432601² = 2232099680911250402, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1056432601.

It is not an unprimeable number, because it can be changed into a prime (1056432001) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 196335 + ... + 201643.

It is an arithmetic number, because the mean of its divisors is an integer number (53269920).

Almost surely, 2^1056432601 is an apocalyptic number.

It is an amenable number.

1056432601 is a deficient number, since it is larger than the sum of its proper divisors (222045479).

1056432601 is a wasteful number, since it uses less digits than its factorization.

1056432601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5485 (or 5478 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 1056432601 is about 32502.8091247510. The cubic root of 1056432601 is about 1018.4677111353.

The spelling of 1056432601 in words is "one billion, fifty-six million, four hundred thirty-two thousand, six hundred one".