136115046605231 has 2 divisors, whose sum is σ = 136115046605232. Its totient is φ = 136115046605230.

The previous prime is 136115046605173. The next prime is 136115046605261. The reversal of 136115046605231 is 132506640511631.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-136115046605231 is a prime.

It is a super-2 number, since 2×136115046605231² (a number of 29 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136115046605261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68057523302615 + 68057523302616.

It is an arithmetic number, because the mean of its divisors is an integer number (68057523302616).

Almost surely, 2^{136115046605231} is an apocalyptic number.

136115046605231 is a deficient number, since it is larger than the sum of its proper divisors (1).

136115046605231 is an equidigital number, since it uses as much as digits as its factorization.

136115046605231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 388800, while the sum is 44.

The spelling of 136115046605231 in words is "one hundred thirty-six trillion, one hundred fifteen billion, forty-six million, six hundred five thousand, two hundred thirty-one".