136514691 has 12 divisors (see below), whose sum is σ = 198009240. Its totient is φ = 90630720.

The previous prime is 136514657. The next prime is 136514699. The reversal of 136514691 is 196415631.

136514691 is a `hidden beast` number, since 136 + 514 + 6 + 9 + 1 = 666.

It is not a de Polignac number, because 136514691 - 2¹⁰ = 136513667 is a prime.

It is not an unprimeable number, because it can be changed into a prime (136514699) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29301 + ... + 33638.

It is an arithmetic number, because the mean of its divisors is an integer number (16500770).

Almost surely, 2^136514691 is an apocalyptic number.

136514691 is a deficient number, since it is larger than the sum of its proper divisors (61494549).

136514691 is a wasteful number, since it uses less digits than its factorization.

136514691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63186 (or 63183 counting only the distinct ones).

The product of its digits is 19440, while the sum is 36.

The square root of 136514691 is about 11683.9501453918. The cubic root of 136514691 is about 514.9042345576.

The spelling of 136514691 in words is "one hundred thirty-six million, five hundred fourteen thousand, six hundred ninety-one".