136512004 has 12 divisors (see below), whose sum is σ = 241262028. Its totient is φ = 67580000.

The previous prime is 136511959. The next prime is 136512007. The reversal of 136512004 is 400215631.

It can be written as a sum of positive squares in 2 ways, for example, as 66455104 + 70056900 = 8152^2 + 8370^2 .

It is not an unprimeable number, because it can be changed into a prime (136512007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168547 + ... + 169354.

It is an arithmetic number, because the mean of its divisors is an integer number (20105169).

Almost surely, 2^136512004 is an apocalyptic number.

It is an amenable number.

136512004 is a deficient number, since it is larger than the sum of its proper divisors (104750024).

136512004 is a wasteful number, since it uses less digits than its factorization.

136512004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338006 (or 338004 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 136512004 is about 11683.8351580292. The cubic root of 136512004 is about 514.9008562723.

Adding to 136512004 its reverse (400215631), we get a palindrome (536727635).

The spelling of 136512004 in words is "one hundred thirty-six million, five hundred twelve thousand, four".