977125063 has 2 divisors, whose sum is σ = 977125064. Its totient is φ = 977125062.

The previous prime is 977125057. The next prime is 977125067. The reversal of 977125063 is 360521779.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-977125063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (977125067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 488562531 + 488562532.

It is an arithmetic number, because the mean of its divisors is an integer number (488562532).

Almost surely, 2^977125063 is an apocalyptic number.

977125063 is a deficient number, since it is larger than the sum of its proper divisors (1).

977125063 is an equidigital number, since it uses as much as digits as its factorization.

977125063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 79380, while the sum is 40.

The square root of 977125063 is about 31258.9997120829. Note that the first 3 decimals coincide. The cubic root of 977125063 is about 992.3161303708.

The spelling of 977125063 in words is "nine hundred seventy-seven million, one hundred twenty-five thousand, sixty-three".