1056870023 has 12 divisors (see below), whose sum is σ = 1162558320. Its totient is φ = 960067680.

The previous prime is 1056870019. The next prime is 1056870047. The reversal of 1056870023 is 3200786501.

It is a happy number.

It is not a de Polignac number, because 1056870023 - 2² = 1056870019 is a prime.

It is a super-2 number, since 2×1056870023² = 2233948491032041058, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1056870053) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 221123 + ... + 225851.

It is an arithmetic number, because the mean of its divisors is an integer number (96879860).

Almost surely, 2^1056870023 is an apocalyptic number.

1056870023 is a deficient number, since it is larger than the sum of its proper divisors (105688297).

1056870023 is a wasteful number, since it uses less digits than its factorization.

1056870023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6598 (or 6587 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 1056870023 is about 32509.5374159646. The cubic root of 1056870023 is about 1018.6082592118.

The spelling of 1056870023 in words is "one billion, fifty-six million, eight hundred seventy thousand, twenty-three".