125615635207 has 2 divisors, whose sum is σ = 125615635208. Its totient is φ = 125615635206.

The previous prime is 125615635151. The next prime is 125615635213. The reversal of 125615635207 is 702536516521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 125615635207 - 2¹⁵ = 125615602439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125615635297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62807817603 + 62807817604.

It is an arithmetic number, because the mean of its divisors is an integer number (62807817604).

Almost surely, 2^125615635207 is an apocalyptic number.

125615635207 is a deficient number, since it is larger than the sum of its proper divisors (1).

125615635207 is an equidigital number, since it uses as much as digits as its factorization.

125615635207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 378000, while the sum is 43.

The spelling of 125615635207 in words is "one hundred twenty-five billion, six hundred fifteen million, six hundred thirty-five thousand, two hundred seven".