1056016015 has 16 divisors (see below), whose sum is σ = 1287005760. Its totient is φ = 831658240.

The previous prime is 1056016009. The next prime is 1056016019. The reversal of 1056016015 is 5106106501.

It is not a de Polignac number, because 1056016015 - 2³ = 1056016007 is a prime.

It is a super-2 number, since 2×1056016015² = 2230339647872960450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1056016019) 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, 285357 + ... + 289033.

It is an arithmetic number, because the mean of its divisors is an integer number (80437860).

Almost surely, 2^1056016015 is an apocalyptic number.

1056016015 is a deficient number, since it is larger than the sum of its proper divisors (230989745).

1056016015 is an equidigital number, since it uses as much as digits as its factorization.

1056016015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4562.

The product of its (nonzero) digits is 900, while the sum is 25.

The square root of 1056016015 is about 32496.4000313881. The cubic root of 1056016015 is about 1018.3338218016. Note that the first 3 decimals are identical.

The spelling of 1056016015 in words is "one billion, fifty-six million, sixteen thousand, fifteen".