125038699 has 2 divisors, whose sum is σ = 125038700. Its totient is φ = 125038698.

The previous prime is 125038679. The next prime is 125038733. The reversal of 125038699 is 996830521.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125038699 is a prime.

It is a super-2 number, since 2×125038699² = 31269352495225202, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (125038679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62519349 + 62519350.

It is an arithmetic number, because the mean of its divisors is an integer number (62519350).

Almost surely, 2^125038699 is an apocalyptic number.

125038699 is a deficient number, since it is larger than the sum of its proper divisors (1).

125038699 is an equidigital number, since it uses as much as digits as its factorization.

125038699 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 116640, while the sum is 43.

The square root of 125038699 is about 11182.0704254624. The cubic root of 125038699 is about 500.0515933427.

The spelling of 125038699 in words is "one hundred twenty-five million, thirty-eight thousand, six hundred ninety-nine".