13113336 has 64 divisors (see below), whose sum is σ = 34473600. Its totient is φ = 4151168.

The previous prime is 13113319. The next prime is 13113337. The reversal of 13113336 is 63331131.

13113336 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13113337) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57655 + ... + 57881.

It is an arithmetic number, because the mean of its divisors is an integer number (538650).

Almost surely, 2^13113336 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 13113336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17236800).

13113336 is an abundant number, since it is smaller than the sum of its proper divisors (21360264).

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

13113336 is a wasteful number, since it uses less digits than its factorization.

13113336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348 (or 344 counting only the distinct ones).

The product of its digits is 486, while the sum is 21.

The square root of 13113336 is about 3621.2340438033. The cubic root of 13113336 is about 235.8148025190.

Adding to 13113336 its reverse (63331131), we get a palindrome (76444467).

The spelling of 13113336 in words is "thirteen million, one hundred thirteen thousand, three hundred thirty-six".