136613667 has 8 divisors (see below), whose sum is σ = 191738560. Its totient is φ = 86282280.

The previous prime is 136613651. The next prime is 136613671. The reversal of 136613667 is 766316631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 136613667 - 2⁴ = 136613651 is a prime.

It is a super-2 number, since 2×136613667² = 37326588022373778, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136613627) 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 7 ways as a sum of consecutive naturals, for example, 1198309 + ... + 1198422.

It is an arithmetic number, because the mean of its divisors is an integer number (23967320).

Almost surely, 2^136613667 is an apocalyptic number.

136613667 is a deficient number, since it is larger than the sum of its proper divisors (55124893).

136613667 is a wasteful number, since it uses less digits than its factorization.

136613667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2396753.

The product of its digits is 81648, while the sum is 39.

The square root of 136613667 is about 11688.1849318019. The cubic root of 136613667 is about 515.0286432682.

The spelling of 136613667 in words is "one hundred thirty-six million, six hundred thirteen thousand, six hundred sixty-seven".