136364645 has 8 divisors (see below), whose sum is σ = 165258360. Its totient is φ = 108011200.

The previous prime is 136364623. The next prime is 136364681. The reversal of 136364645 is 546463631.

It can be written as a sum of positive squares in 4 ways, for example, as 52330756 + 84033889 = 7234^2 + 9167^2 .

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

It is not a de Polignac number, because 136364645 - 2¹⁸ = 136102501 is a prime.

It is a super-4 number, since 4×136364645⁴ (a number of 34 digits) contains 4444 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 136364599 and 136364608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134510 + ... + 135519.

It is an arithmetic number, because the mean of its divisors is an integer number (20657295).

Almost surely, 2^136364645 is an apocalyptic number.

It is an amenable number.

136364645 is a deficient number, since it is larger than the sum of its proper divisors (28893715).

136364645 is a wasteful number, since it uses less digits than its factorization.

136364645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270135.

The product of its digits is 155520, while the sum is 38.

The square root of 136364645 is about 11677.5273495719. The cubic root of 136364645 is about 514.7155182535.

It can be divided in two parts, 13636 and 4645, that added together give a palindrome (18281).

The spelling of 136364645 in words is "one hundred thirty-six million, three hundred sixty-four thousand, six hundred forty-five".