57300253 has 2 divisors, whose sum is σ = 57300254. Its totient is φ = 57300252.

The previous prime is 57300223. The next prime is 57300263. The reversal of 57300253 is 35200375.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28965924 + 28334329 = 5382^2 + 5323^2 .

It is a cyclic number.

It is not a de Polignac number, because 57300253 - 2²¹ = 55203101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57300223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28650126 + 28650127.

It is an arithmetic number, because the mean of its divisors is an integer number (28650127).

Almost surely, 2^57300253 is an apocalyptic number.

It is an amenable number.

57300253 is a deficient number, since it is larger than the sum of its proper divisors (1).

57300253 is an equidigital number, since it uses as much as digits as its factorization.

57300253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3150, while the sum is 25.

The square root of 57300253 is about 7569.6930585064. The cubic root of 57300253 is about 385.5246751056.

The spelling of 57300253 in words is "fifty-seven million, three hundred thousand, two hundred fifty-three".