136515552139 has 2 divisors, whose sum is σ = 136515552140. Its totient is φ = 136515552138.

The previous prime is 136515552079. The next prime is 136515552163. The reversal of 136515552139 is 931255515631.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 136515552139 - 2¹⁷ = 136515421067 is a prime.

It is not a weakly prime, because it can be changed into another prime (136515552739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68257776069 + 68257776070.

It is an arithmetic number, because the mean of its divisors is an integer number (68257776070).

Almost surely, 2^136515552139 is an apocalyptic number.

136515552139 is a deficient number, since it is larger than the sum of its proper divisors (1).

136515552139 is an equidigital number, since it uses as much as digits as its factorization.

136515552139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 607500, while the sum is 46.

The spelling of 136515552139 in words is "one hundred thirty-six billion, five hundred fifteen million, five hundred fifty-two thousand, one hundred thirty-nine".