136404124 has 12 divisors (see below), whose sum is σ = 252748944. Its totient is φ = 64190144.

The previous prime is 136404067. The next prime is 136404131. The reversal of 136404124 is 421404631.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1002904 + ... + 1003039.

It is an arithmetic number, because the mean of its divisors is an integer number (21062412).

Almost surely, 2^136404124 is an apocalyptic number.

It is an amenable number.

136404124 is a deficient number, since it is larger than the sum of its proper divisors (116344820).

136404124 is a wasteful number, since it uses less digits than its factorization.

136404124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2005964 (or 2005962 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 136404124 is about 11679.2176107820. The cubic root of 136404124 is about 514.7651853141.

Adding to 136404124 its reverse (421404631), we get a palindrome (557808755).

The spelling of 136404124 in words is "one hundred thirty-six million, four hundred four thousand, one hundred twenty-four".