137130204 has 12 divisors (see below), whose sum is σ = 319970504. Its totient is φ = 45710064.

The previous prime is 137130187. The next prime is 137130223. The reversal of 137130204 is 402031731.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5713747 + ... + 5713770.

Almost surely, 2^137130204 is an apocalyptic number.

It is an amenable number.

137130204 is an abundant number, since it is smaller than the sum of its proper divisors (182840300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

137130204 is a wasteful number, since it uses less digits than its factorization.

137130204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11427524 (or 11427522 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 137130204 is about 11710.2606290381. The cubic root of 137130204 is about 515.6769355658.

Adding to 137130204 its reverse (402031731), we get a palindrome (539161935).

The spelling of 137130204 in words is "one hundred thirty-seven million, one hundred thirty thousand, two hundred four".