27057051 has 16 divisors (see below), whose sum is σ = 45811200. Its totient is φ = 15461064.

The previous prime is 27057049. The next prime is 27057053. The reversal of 27057051 is 15075072.

It is an interprime number because it is at equal distance from previous prime (27057049) and next prime (27057053).

It is not a de Polignac number, because 27057051 - 2¹ = 27057049 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (27057053) 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, 71391 + ... + 71768.

It is an arithmetic number, because the mean of its divisors is an integer number (2863200).

Almost surely, 2^27057051 is an apocalyptic number.

27057051 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

27057051 is a deficient number, since it is larger than the sum of its proper divisors (18754149).

27057051 is a wasteful number, since it uses less digits than its factorization.

27057051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143175 (or 143169 counting only the distinct ones).

The product of its (nonzero) digits is 2450, while the sum is 27.

The square root of 27057051 is about 5201.6392608484. The cubic root of 27057051 is about 300.2111513488.

The spelling of 27057051 in words is "twenty-seven million, fifty-seven thousand, fifty-one".