13042004 has 6 divisors (see below), whose sum is σ = 22823514. Its totient is φ = 6521000.

The previous prime is 13041997. The next prime is 13042013. The reversal of 13042004 is 40024031.

It can be written as a sum of positive squares in only one way, i.e., 12974404 + 67600 = 3602^2 + 260^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 13042004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1630247 + ... + 1630254.

It is an arithmetic number, because the mean of its divisors is an integer number (3803919).

Almost surely, 2^13042004 is an apocalyptic number.

It is an amenable number.

13042004 is a deficient number, since it is larger than the sum of its proper divisors (9781510).

13042004 is a wasteful number, since it uses less digits than its factorization.

13042004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3260505 (or 3260503 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 13042004 is about 3611.3714846302. The cubic root of 13042004 is about 235.3864412844.

Adding to 13042004 its reverse (40024031), we get a palindrome (53066035).

The spelling of 13042004 in words is "thirteen million, forty-two thousand, four".