125655712907 has 2 divisors, whose sum is σ = 125655712908. Its totient is φ = 125655712906.

The previous prime is 125655712901. The next prime is 125655712909. The reversal of 125655712907 is 709217556521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 125655712907 - 2⁶ = 125655712843 is a prime.

Together with 125655712909, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (125655712901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62827856453 + 62827856454.

It is an arithmetic number, because the mean of its divisors is an integer number (62827856454).

Almost surely, 2^125655712907 is an apocalyptic number.

125655712907 is a deficient number, since it is larger than the sum of its proper divisors (1).

125655712907 is an equidigital number, since it uses as much as digits as its factorization.

125655712907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1323000, while the sum is 50.

The spelling of 125655712907 in words is "one hundred twenty-five billion, six hundred fifty-five million, seven hundred twelve thousand, nine hundred seven".