125677679 has 2 divisors, whose sum is σ = 125677680. Its totient is φ = 125677678.

The previous prime is 125677667. The next prime is 125677693. The reversal of 125677679 is 976776521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 125677679 - 2⁴ = 125677663 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125677649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62838839 + 62838840.

It is an arithmetic number, because the mean of its divisors is an integer number (62838840).

Almost surely, 2^125677679 is an apocalyptic number.

125677679 is a deficient number, since it is larger than the sum of its proper divisors (1).

125677679 is an equidigital number, since it uses as much as digits as its factorization.

125677679 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1111320, while the sum is 50.

The square root of 125677679 is about 11210.6056482244. The cubic root of 125677679 is about 500.9019440157.

The spelling of 125677679 in words is "one hundred twenty-five million, six hundred seventy-seven thousand, six hundred seventy-nine".