57055351 has 2 divisors, whose sum is σ = 57055352. Its totient is φ = 57055350.

The previous prime is 57055333. The next prime is 57055373. The reversal of 57055351 is 15355075.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57055351 - 2⁷ = 57055223 is a prime.

It is a Chen prime.

It is a nialpdrome in base 13.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57055331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28527675 + 28527676.

It is an arithmetic number, because the mean of its divisors is an integer number (28527676).

Almost surely, 2^57055351 is an apocalyptic number.

57055351 is a deficient number, since it is larger than the sum of its proper divisors (1).

57055351 is an equidigital number, since it uses as much as digits as its factorization.

57055351 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13125, while the sum is 31.

The square root of 57055351 is about 7553.4992553121. The cubic root of 57055351 is about 384.9746449823.

The spelling of 57055351 in words is "fifty-seven million, fifty-five thousand, three hundred fifty-one".