136514999 has 2 divisors, whose sum is σ = 136515000. Its totient is φ = 136514998.

The previous prime is 136514951. The next prime is 136515017. The reversal of 136514999 is 999415631.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 136514999 - 2²⁰ = 135466423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136514699) 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, 68257499 + 68257500.

It is an arithmetic number, because the mean of its divisors is an integer number (68257500).

Almost surely, 2^136514999 is an apocalyptic number.

136514999 is a deficient number, since it is larger than the sum of its proper divisors (1).

136514999 is an equidigital number, since it uses as much as digits as its factorization.

136514999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 262440, while the sum is 47.

The square root of 136514999 is about 11683.9633258582. The cubic root of 136514999 is about 514.9046217941.

The spelling of 136514999 in words is "one hundred thirty-six million, five hundred fourteen thousand, nine hundred ninety-nine".