136464131 has 2 divisors, whose sum is σ = 136464132. Its totient is φ = 136464130.

The previous prime is 136464127. The next prime is 136464143. The reversal of 136464131 is 131464631.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 136464131 - 2² = 136464127 is a prime.

It is a super-2 number, since 2×136464131² = 37244918099170322, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 136464094 and 136464103.

It is not a weakly prime, because it can be changed into another prime (136464331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68232065 + 68232066.

It is an arithmetic number, because the mean of its divisors is an integer number (68232066).

Almost surely, 2^136464131 is an apocalyptic number.

136464131 is a deficient number, since it is larger than the sum of its proper divisors (1).

136464131 is an equidigital number, since it uses as much as digits as its factorization.

136464131 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5184, while the sum is 29.

The square root of 136464131 is about 11681.7862932002. The cubic root of 136464131 is about 514.8406595374.

The spelling of 136464131 in words is "one hundred thirty-six million, four hundred sixty-four thousand, one hundred thirty-one".