125076762641 has 2 divisors, whose sum is σ = 125076762642. Its totient is φ = 125076762640.

The previous prime is 125076762631. The next prime is 125076762667. The reversal of 125076762641 is 146267670521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 121633537600 + 3443225041 = 348760^2 + 58679^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125076762641 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (125076762631) 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, 62538381320 + 62538381321.

It is an arithmetic number, because the mean of its divisors is an integer number (62538381321).

Almost surely, 2^125076762641 is an apocalyptic number.

It is an amenable number.

125076762641 is a deficient number, since it is larger than the sum of its proper divisors (1).

125076762641 is an equidigital number, since it uses as much as digits as its factorization.

125076762641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 846720, while the sum is 47.

The spelling of 125076762641 in words is "one hundred twenty-five billion, seventy-six million, seven hundred sixty-two thousand, six hundred forty-one".