57601387 has 2 divisors, whose sum is σ = 57601388. Its totient is φ = 57601386.

The previous prime is 57601363. The next prime is 57601391. The reversal of 57601387 is 78310675.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57601387 is a prime.

It is not a weakly prime, because it can be changed into another prime (57601487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28800693 + 28800694.

It is an arithmetic number, because the mean of its divisors is an integer number (28800694).

Almost surely, 2^57601387 is an apocalyptic number.

57601387 is a deficient number, since it is larger than the sum of its proper divisors (1).

57601387 is an equidigital number, since it uses as much as digits as its factorization.

57601387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 35280, while the sum is 37.

The square root of 57601387 is about 7589.5577605023. The cubic root of 57601387 is about 386.1988536641.

The spelling of 57601387 in words is "fifty-seven million, six hundred one thousand, three hundred eighty-seven".