1056125615 has 16 divisors (see below), whose sum is σ = 1338398208. Its totient is φ = 798421536.

The previous prime is 1056125611. The next prime is 1056125633. The reversal of 1056125615 is 5165216501.

It is a cyclic number.

It is not a de Polignac number, because 1056125615 - 2² = 1056125611 is a prime.

It is a super-2 number, since 2×1056125615² = 2230802629318256450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1056125611) 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, 45779 + ... + 64868.

It is an arithmetic number, because the mean of its divisors is an integer number (83649888).

Almost surely, 2^1056125615 is an apocalyptic number.

1056125615 is a deficient number, since it is larger than the sum of its proper divisors (282272593).

1056125615 is a wasteful number, since it uses less digits than its factorization.

1056125615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110758.

The product of its (nonzero) digits is 9000, while the sum is 32.

The square root of 1056125615 is about 32498.0863282748. The cubic root of 1056125615 is about 1018.3690502844.

The spelling of 1056125615 in words is "one billion, fifty-six million, one hundred twenty-five thousand, six hundred fifteen".