57804139 has 2 divisors, whose sum is σ = 57804140. Its totient is φ = 57804138.

The previous prime is 57804113. The next prime is 57804191. The reversal of 57804139 is 93140875.

57804139 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57804139 - 2²⁵ = 24249707 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 57804098 and 57804107.

It is not a weakly prime, because it can be changed into another prime (57804239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28902069 + 28902070.

It is an arithmetic number, because the mean of its divisors is an integer number (28902070).

Almost surely, 2^57804139 is an apocalyptic number.

57804139 is a deficient number, since it is larger than the sum of its proper divisors (1).

57804139 is an equidigital number, since it uses as much as digits as its factorization.

57804139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 57804139 is about 7602.9033270192. The cubic root of 57804139 is about 386.6514521197.

The spelling of 57804139 in words is "fifty-seven million, eight hundred four thousand, one hundred thirty-nine".