57098047 has 2 divisors, whose sum is σ = 57098048. Its totient is φ = 57098046.

The previous prime is 57098011. The next prime is 57098099. The reversal of 57098047 is 74089075.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57098047 - 2¹⁵ = 57065279 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57098147) 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, 28549023 + 28549024.

It is an arithmetic number, because the mean of its divisors is an integer number (28549024).

Almost surely, 2^57098047 is an apocalyptic number.

57098047 is a deficient number, since it is larger than the sum of its proper divisors (1).

57098047 is an equidigital number, since it uses as much as digits as its factorization.

57098047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 70560, while the sum is 40.

The square root of 57098047 is about 7556.3249665429. The cubic root of 57098047 is about 385.0706498782.

The spelling of 57098047 in words is "fifty-seven million, ninety-eight thousand, forty-seven".