131304304 has 20 divisors (see below), whose sum is σ = 260608320. Its totient is φ = 64050560.

The previous prime is 131304293. The next prime is 131304331. The reversal of 131304304 is 403403131.

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, 99424 + ... + 100735.

It is an arithmetic number, because the mean of its divisors is an integer number (13030416).

Almost surely, 2^131304304 is an apocalyptic number.

It is an amenable number.

131304304 is a deficient number, since it is larger than the sum of its proper divisors (129304016).

131304304 is a wasteful number, since it uses less digits than its factorization.

131304304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200208 (or 200202 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 131304304 is about 11458.8090131566. The cubic root of 131304304 is about 508.2682568549.

Adding to 131304304 its reverse (403403131), we get a palindrome (534707435).

The spelling of 131304304 in words is "one hundred thirty-one million, three hundred four thousand, three hundred four".