57409351 has 2 divisors, whose sum is σ = 57409352. Its totient is φ = 57409350.

The previous prime is 57409337. The next prime is 57409369. The reversal of 57409351 is 15390475.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57409351 - 2⁷ = 57409223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57400351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28704675 + 28704676.

It is an arithmetic number, because the mean of its divisors is an integer number (28704676).

Almost surely, 2^57409351 is an apocalyptic number.

57409351 is a deficient number, since it is larger than the sum of its proper divisors (1).

57409351 is an equidigital number, since it uses as much as digits as its factorization.

57409351 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18900, while the sum is 34.

The square root of 57409351 is about 7576.8958683619. The cubic root of 57409351 is about 385.7691958733.

The spelling of 57409351 in words is "fifty-seven million, four hundred nine thousand, three hundred fifty-one".