57194903 has 2 divisors, whose sum is σ = 57194904. Its totient is φ = 57194902.

The previous prime is 57194849. The next prime is 57194909. The reversal of 57194903 is 30949175.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 57194903 - 2²² = 53000599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57194909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28597451 + 28597452.

It is an arithmetic number, because the mean of its divisors is an integer number (28597452).

Almost surely, 2^57194903 is an apocalyptic number.

57194903 is a deficient number, since it is larger than the sum of its proper divisors (1).

57194903 is an equidigital number, since it uses as much as digits as its factorization.

57194903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34020, while the sum is 38.

The square root of 57194903 is about 7562.7311865489. The cubic root of 57194903 is about 385.2882599712.

The spelling of 57194903 in words is "fifty-seven million, one hundred ninety-four thousand, nine hundred three".