1056042715 has 64 divisors (see below), whose sum is σ = 1616428800. Its totient is φ = 644474880.

The previous prime is 1056042709. The next prime is 1056042721. The reversal of 1056042715 is 5172406501.

It is an interprime number because it is at equal distance from previous prime (1056042709) and next prime (1056042721).

It is not a de Polignac number, because 1056042715 - 2⁷ = 1056042587 is a prime.

It is a super-2 number, since 2×1056042715² = 2230452431809142450, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2508205 + ... + 2508625.

It is an arithmetic number, because the mean of its divisors is an integer number (25256700).

Almost surely, 2^1056042715 is an apocalyptic number.

1056042715 is a deficient number, since it is larger than the sum of its proper divisors (560386085).

1056042715 is a wasteful number, since it uses less digits than its factorization.

1056042715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 632.

The product of its (nonzero) digits is 8400, while the sum is 31.

The square root of 1056042715 is about 32496.8108435274. The cubic root of 1056042715 is about 1018.3424041474.

The spelling of 1056042715 in words is "one billion, fifty-six million, forty-two thousand, seven hundred fifteen".