13117036 has 12 divisors (see below), whose sum is σ = 23102128. Its totient is φ = 6516432.

The previous prime is 13117031. The next prime is 13117067. The reversal of 13117036 is 63071131.

It is a junction number, because it is equal to n+sod(n) for n = 13116998 and 13117016.

It is not an unprimeable number, because it can be changed into a prime (13117031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9816 + ... + 11071.

Almost surely, 2^13117036 is an apocalyptic number.

It is an amenable number.

13117036 is a deficient number, since it is larger than the sum of its proper divisors (9985092).

13117036 is a wasteful number, since it uses less digits than its factorization.

13117036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21048 (or 21046 counting only the distinct ones).

The product of its (nonzero) digits is 378, while the sum is 22.

The square root of 13117036 is about 3621.7448833401. The cubic root of 13117036 is about 235.8369792486.

Adding to 13117036 its reverse (63071131), we get a palindrome (76188167).

The spelling of 13117036 in words is "thirteen million, one hundred seventeen thousand, thirty-six".