33116313 has 4 divisors (see below), whose sum is σ = 44155088. Its totient is φ = 22077540.

The previous prime is 33116309. The next prime is 33116327. The reversal of 33116313 is 31361133.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 33116313 - 2² = 33116309 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 33116313.

It is not an unprimeable number, because it can be changed into a prime (33116353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5519383 + ... + 5519388.

It is an arithmetic number, because the mean of its divisors is an integer number (11038772).

Almost surely, 2^33116313 is an apocalyptic number.

It is an amenable number.

33116313 is a deficient number, since it is larger than the sum of its proper divisors (11038775).

33116313 is a wasteful number, since it uses less digits than its factorization.

33116313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11038774.

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

The square root of 33116313 is about 5754.6774887912. The cubic root of 33116313 is about 321.1298375202.

Adding to 33116313 its reverse (31361133), we get a palindrome (64477446).

The spelling of 33116313 in words is "thirty-three million, one hundred sixteen thousand, three hundred thirteen".