57763997 has 2 divisors, whose sum is σ = 57763998. Its totient is φ = 57763996.

The previous prime is 57763991. The next prime is 57764033. The reversal of 57763997 is 79936775.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53158681 + 4605316 = 7291^2 + 2146^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57763997 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 (57763991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28881998 + 28881999.

It is an arithmetic number, because the mean of its divisors is an integer number (28881999).

Almost surely, 2^57763997 is an apocalyptic number.

It is an amenable number.

57763997 is a deficient number, since it is larger than the sum of its proper divisors (1).

57763997 is an equidigital number, since it uses as much as digits as its factorization.

57763997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2500470, while the sum is 53.

The square root of 57763997 is about 7600.2629559772. The cubic root of 57763997 is about 386.5619282143.

The spelling of 57763997 in words is "fifty-seven million, seven hundred sixty-three thousand, nine hundred ninety-seven".