57028051 has 2 divisors, whose sum is σ = 57028052. Its totient is φ = 57028050.

The previous prime is 57028039. The next prime is 57028073. The reversal of 57028051 is 15082075.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57028051 - 2²¹ = 54930899 is a prime.

It is equal to p_3396016 and since 57028051 and 3396016 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (57028021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28514025 + 28514026.

It is an arithmetic number, because the mean of its divisors is an integer number (28514026).

Almost surely, 2^57028051 is an apocalyptic number.

57028051 is a deficient number, since it is larger than the sum of its proper divisors (1).

57028051 is an equidigital number, since it uses as much as digits as its factorization.

57028051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2800, while the sum is 28.

The square root of 57028051 is about 7551.6919296274. The cubic root of 57028051 is about 384.9132339471.

The spelling of 57028051 in words is "fifty-seven million, twenty-eight thousand, fifty-one".