13113036 has 48 divisors (see below), whose sum is σ = 35481600. Its totient is φ = 4180176.

The previous prime is 13113029. The next prime is 13113053. The reversal of 13113036 is 63031131.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 156 + ... + 5123.

It is an arithmetic number, because the mean of its divisors is an integer number (739200).

Almost surely, 2^13113036 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13113036, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17740800).

13113036 is an abundant number, since it is smaller than the sum of its proper divisors (22368564).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13113036 is a wasteful number, since it uses less digits than its factorization.

13113036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5315 (or 5307 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

The square root of 13113036 is about 3621.1926212230. The cubic root of 13113036 is about 235.8130042230.

Adding to 13113036 its reverse (63031131), we get a palindrome (76144167).

The spelling of 13113036 in words is "thirteen million, one hundred thirteen thousand, thirty-six".