136145204 has 24 divisors (see below), whose sum is σ = 257561640. Its totient is φ = 62596224.

The previous prime is 136145201. The next prime is 136145209. The reversal of 136145204 is 402541631.

136145204 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2788900 + 133356304 = 1670^2 + 11548^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136145201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9122 + ... + 18854.

It is an arithmetic number, because the mean of its divisors is an integer number (10731735).

Almost surely, 2^136145204 is an apocalyptic number.

It is an amenable number.

136145204 is a deficient number, since it is larger than the sum of its proper divisors (121416436).

136145204 is a wasteful number, since it uses less digits than its factorization.

136145204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10019 (or 10017 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 136145204 is about 11668.1276989927. The cubic root of 136145204 is about 514.4392728252.

Adding to 136145204 its reverse (402541631), we get a palindrome (538686835).

The spelling of 136145204 in words is "one hundred thirty-six million, one hundred forty-five thousand, two hundred four".