13031204 has 6 divisors (see below), whose sum is σ = 22804614. Its totient is φ = 6515600.

The previous prime is 13031201. The next prime is 13031233. The reversal of 13031204 is 40213031.

13031204 is digitally balanced in base 2, 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 only one way, i.e., 12673600 + 357604 = 3560^2 + 598^2 .

It is not an unprimeable number, because it can be changed into a prime (13031201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1628897 + ... + 1628904.

It is an arithmetic number, because the mean of its divisors is an integer number (3800769).

Almost surely, 2^13031204 is an apocalyptic number.

It is an amenable number.

13031204 is a deficient number, since it is larger than the sum of its proper divisors (9773410).

13031204 is a wasteful number, since it uses less digits than its factorization.

13031204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3257805 (or 3257803 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 13031204 is about 3609.8758981439. The cubic root of 13031204 is about 235.3214493397.

Adding to 13031204 its reverse (40213031), we get a palindrome (53244235).

The spelling of 13031204 in words is "thirteen million, thirty-one thousand, two hundred four".