1056513634 has 16 divisors (see below), whose sum is σ = 1736022816. Its totient is φ = 478238400.

The previous prime is 1056513617. The next prime is 1056513641. The reversal of 1056513634 is 4363156501.

It is a super-3 number, since 3×1056513634³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 1056513634.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94332 + ... + 104935.

It is an arithmetic number, because the mean of its divisors is an integer number (108501426).

Almost surely, 2^1056513634 is an apocalyptic number.

1056513634 is a deficient number, since it is larger than the sum of its proper divisors (679509182).

1056513634 is a wasteful number, since it uses less digits than its factorization.

1056513634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199521.

The product of its (nonzero) digits is 32400, while the sum is 34.

The square root of 1056513634 is about 32504.0556546410. The cubic root of 1056513634 is about 1018.4937507785.

The spelling of 1056513634 in words is "one billion, fifty-six million, five hundred thirteen thousand, six hundred thirty-four".