57630523 has 2 divisors, whose sum is σ = 57630524. Its totient is φ = 57630522.

The previous prime is 57630481. The next prime is 57630539. The reversal of 57630523 is 32503675.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 57630523 - 2⁹ = 57630011 is a prime.

It is not a weakly prime, because it can be changed into another prime (57630563) 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, 28815261 + 28815262.

It is an arithmetic number, because the mean of its divisors is an integer number (28815262).

Almost surely, 2^57630523 is an apocalyptic number.

57630523 is a deficient number, since it is larger than the sum of its proper divisors (1).

57630523 is an equidigital number, since it uses as much as digits as its factorization.

57630523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18900, while the sum is 31.

The square root of 57630523 is about 7591.4769972648. The cubic root of 57630523 is about 386.2639585380.

The spelling of 57630523 in words is "fifty-seven million, six hundred thirty thousand, five hundred twenty-three".