13400104 has 8 divisors (see below), whose sum is σ = 25125210. Its totient is φ = 6700048.

The previous prime is 13400089. The next prime is 13400129. The reversal of 13400104 is 40100431.

It can be written as a sum of positive squares in only one way, i.e., 9597604 + 3802500 = 3098^2 + 1950^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 837499 + ... + 837514.

Almost surely, 2^13400104 is an apocalyptic number.

It is an amenable number.

13400104 is a deficient number, since it is larger than the sum of its proper divisors (11725106).

13400104 is a wasteful number, since it uses less digits than its factorization.

13400104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1675019 (or 1675015 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 13400104 is about 3660.6152488345. The cubic root of 13400104 is about 237.5213882862.

Adding to 13400104 its reverse (40100431), we get a palindrome (53500535).

The spelling of 13400104 in words is "thirteen million, four hundred thousand, one hundred four".