136066131 has 12 divisors (see below), whose sum is σ = 201852352. Its totient is φ = 88258896.

The previous prime is 136066129. The next prime is 136066153. The reversal of 136066131 is 131660631.

It is a happy number.

It is not a de Polignac number, because 136066131 - 2¹ = 136066129 is a prime.

It is a super-2 number, since 2×136066131² = 37027984010618322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 136066095 and 136066104.

It is not an unprimeable number, because it can be changed into a prime (136066111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 203971 + ... + 204636.

Almost surely, 2^136066131 is an apocalyptic number.

136066131 is a deficient number, since it is larger than the sum of its proper divisors (65786221).

136066131 is a wasteful number, since it uses less digits than its factorization.

136066131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408650 (or 408647 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 136066131 is about 11664.7387883313. The cubic root of 136066131 is about 514.3396582635.

The spelling of 136066131 in words is "one hundred thirty-six million, sixty-six thousand, one hundred thirty-one".