126395699 has 2 divisors, whose sum is σ = 126395700. Its totient is φ = 126395698.

The previous prime is 126395693. The next prime is 126395707. The reversal of 126395699 is 996593621.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 126395699 - 2⁴ = 126395683 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (126395693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63197849 + 63197850.

It is an arithmetic number, because the mean of its divisors is an integer number (63197850).

Almost surely, 2^126395699 is an apocalyptic number.

126395699 is a deficient number, since it is larger than the sum of its proper divisors (1).

126395699 is an equidigital number, since it uses as much as digits as its factorization.

126395699 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 787320, while the sum is 50.

The square root of 126395699 is about 11242.5841780260. The cubic root of 126395699 is about 501.8540485105.

The spelling of 126395699 in words is "one hundred twenty-six million, three hundred ninety-five thousand, six hundred ninety-nine".