136536131 has 2 divisors, whose sum is σ = 136536132. Its totient is φ = 136536130.

The previous prime is 136536107. The next prime is 136536139. The reversal of 136536131 is 131635631.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 136536131 - 2⁶ = 136536067 is a prime.

It is a super-2 number, since 2×136536131² = 37284230136898322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 136536094 and 136536103.

It is not a weakly prime, because it can be changed into another prime (136536139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68268065 + 68268066.

It is an arithmetic number, because the mean of its divisors is an integer number (68268066).

Almost surely, 2^136536131 is an apocalyptic number.

136536131 is a deficient number, since it is larger than the sum of its proper divisors (1).

136536131 is an equidigital number, since it uses as much as digits as its factorization.

136536131 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4860, while the sum is 29.

The square root of 136536131 is about 11684.8676072945. The cubic root of 136536131 is about 514.9311888457.

The spelling of 136536131 in words is "one hundred thirty-six million, five hundred thirty-six thousand, one hundred thirty-one".