125836510699 has 2 divisors, whose sum is σ = 125836510700. Its totient is φ = 125836510698.

The previous prime is 125836510673. The next prime is 125836510703. The reversal of 125836510699 is 996015638521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 125836510699 - 2⁹ = 125836510187 is a prime.

It is not a weakly prime, because it can be changed into another prime (125836580699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62918255349 + 62918255350.

It is an arithmetic number, because the mean of its divisors is an integer number (62918255350).

Almost surely, 2^125836510699 is an apocalyptic number.

125836510699 is a deficient number, since it is larger than the sum of its proper divisors (1).

125836510699 is an equidigital number, since it uses as much as digits as its factorization.

125836510699 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3499200, while the sum is 55.

The spelling of 125836510699 in words is "one hundred twenty-five billion, eight hundred thirty-six million, five hundred ten thousand, six hundred ninety-nine".