33013113 has 12 divisors (see below), whose sum is σ = 51204240. Its totient is φ = 18864552.

The previous prime is 33013087. The next prime is 33013147. The reversal of 33013113 is 31131033.

It is not a de Polignac number, because 33013113 - 2⁵ = 33013081 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 33013092 and 33013101.

It is not an unprimeable number, because it can be changed into a prime (33013153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 112143 + ... + 112436.

It is an arithmetic number, because the mean of its divisors is an integer number (4267020).

Almost surely, 2^33013113 is an apocalyptic number.

It is an amenable number.

33013113 is a deficient number, since it is larger than the sum of its proper divisors (18191127).

33013113 is a wasteful number, since it uses less digits than its factorization.

33013113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224596 (or 224589 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 15.

The square root of 33013113 is about 5745.7038733301. The cubic root of 33013113 is about 320.7959126236.

Adding to 33013113 its reverse (31131033), we get a palindrome (64144146).

The spelling of 33013113 in words is "thirty-three million, thirteen thousand, one hundred thirteen".