136164437 has 8 divisors (see below), whose sum is σ = 137434752. Its totient is φ = 134898400.

The previous prime is 136164433. The next prime is 136164443. The reversal of 136164437 is 734461631.

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

It is a cyclic number.

It is not a de Polignac number, because 136164437 - 2² = 136164433 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 136164397 and 136164406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136164433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124262 + ... + 125352.

It is an arithmetic number, because the mean of its divisors is an integer number (17179344).

Almost surely, 2^136164437 is an apocalyptic number.

It is an amenable number.

136164437 is a deficient number, since it is larger than the sum of its proper divisors (1270315).

136164437 is a wasteful number, since it uses less digits than its factorization.

136164437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2139.

The product of its digits is 36288, while the sum is 35.

The square root of 136164437 is about 11668.9518381044. The cubic root of 136164437 is about 514.4634963365.

The spelling of 136164437 in words is "one hundred thirty-six million, one hundred sixty-four thousand, four hundred thirty-seven".