2056574135 has 16 divisors (see below), whose sum is σ = 3076849152. Its totient is φ = 1282020000.

The previous prime is 2056574129. The next prime is 2056574153. The reversal of 2056574135 is 5314756502.

It is a happy number.

It is not a de Polignac number, because 2056574135 - 2⁸ = 2056573879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2670491 + ... + 2671260.

It is an arithmetic number, because the mean of its divisors is an integer number (192303072).

Almost surely, 2^2056574135 is an apocalyptic number.

2056574135 is a deficient number, since it is larger than the sum of its proper divisors (1020275017).

2056574135 is a wasteful number, since it uses less digits than its factorization.

2056574135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5341774.

The product of its (nonzero) digits is 126000, while the sum is 38.

The square root of 2056574135 is about 45349.4667554096. The cubic root of 2056574135 is about 1271.6905864949.

The spelling of 2056574135 in words is "two billion, fifty-six million, five hundred seventy-four thousand, one hundred thirty-five".