57503461 has 2 divisors, whose sum is σ = 57503462. Its totient is φ = 57503460.

The previous prime is 57503447. The next prime is 57503477. The reversal of 57503461 is 16430575.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30140100 + 27363361 = 5490^2 + 5231^2 .

It is a cyclic number.

It is not a de Polignac number, because 57503461 - 2⁵ = 57503429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57500461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28751730 + 28751731.

It is an arithmetic number, because the mean of its divisors is an integer number (28751731).

Almost surely, 2^57503461 is an apocalyptic number.

It is an amenable number.

57503461 is a deficient number, since it is larger than the sum of its proper divisors (1).

57503461 is an equidigital number, since it uses as much as digits as its factorization.

57503461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 57503461 is about 7583.1036521994. The cubic root of 57503461 is about 385.9798753681.

The spelling of 57503461 in words is "fifty-seven million, five hundred three thousand, four hundred sixty-one".