57772163 has 2 divisors, whose sum is σ = 57772164. Its totient is φ = 57772162.

The previous prime is 57772129. The next prime is 57772199. The reversal of 57772163 is 36127775.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57772163 is a prime.

It is not a weakly prime, because it can be changed into another prime (57774163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28886081 + 28886082.

It is an arithmetic number, because the mean of its divisors is an integer number (28886082).

Almost surely, 2^57772163 is an apocalyptic number.

57772163 is a deficient number, since it is larger than the sum of its proper divisors (1).

57772163 is an equidigital number, since it uses as much as digits as its factorization.

57772163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 61740, while the sum is 38.

The square root of 57772163 is about 7600.8001552468. The cubic root of 57772163 is about 386.5801432278.

The spelling of 57772163 in words is "fifty-seven million, seven hundred seventy-two thousand, one hundred sixty-three".