57871903 has 2 divisors, whose sum is σ = 57871904. Its totient is φ = 57871902.

The previous prime is 57871883. The next prime is 57871909. The reversal of 57871903 is 30917875.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 57871903 - 2⁵ = 57871871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57871909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28935951 + 28935952.

It is an arithmetic number, because the mean of its divisors is an integer number (28935952).

Almost surely, 2^57871903 is an apocalyptic number.

57871903 is a deficient number, since it is larger than the sum of its proper divisors (1).

57871903 is an equidigital number, since it uses as much as digits as its factorization.

57871903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52920, while the sum is 40.

The square root of 57871903 is about 7607.3584771588. The cubic root of 57871903 is about 386.8024840791.

The spelling of 57871903 in words is "fifty-seven million, eight hundred seventy-one thousand, nine hundred three".