136451508331 has 2 divisors, whose sum is σ = 136451508332. Its totient is φ = 136451508330.

The previous prime is 136451508301. The next prime is 136451508341. The reversal of 136451508331 is 133805154631.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 136451508331 - 2⁵ = 136451508299 is a prime.

It is a super-2 number, since 2×136451508331² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (136451508301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68225754165 + 68225754166.

It is an arithmetic number, because the mean of its divisors is an integer number (68225754166).

Almost surely, 2^136451508331 is an apocalyptic number.

136451508331 is a deficient number, since it is larger than the sum of its proper divisors (1).

136451508331 is an equidigital number, since it uses as much as digits as its factorization.

136451508331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 129600, while the sum is 40.

The spelling of 136451508331 in words is "one hundred thirty-six billion, four hundred fifty-one million, five hundred eight thousand, three hundred thirty-one".