33113413 has 2 divisors, whose sum is σ = 33113414. Its totient is φ = 33113412.

The previous prime is 33113359. The next prime is 33113417. The reversal of 33113413 is 31431133.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19695844 + 13417569 = 4438^2 + 3663^2 .

It is a cyclic number.

It is not a de Polignac number, because 33113413 - 2¹³ = 33105221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33113417) 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 as a sum of consecutive naturals, namely, 16556706 + 16556707.

It is an arithmetic number, because the mean of its divisors is an integer number (16556707).

Almost surely, 2^33113413 is an apocalyptic number.

It is an amenable number.

33113413 is a deficient number, since it is larger than the sum of its proper divisors (1).

33113413 is an equidigital number, since it uses as much as digits as its factorization.

33113413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 324, while the sum is 19.

The square root of 33113413 is about 5754.4255143324. The cubic root of 33113413 is about 321.1204634522.

Adding to 33113413 its reverse (31431133), we get a palindrome (64544546).

It can be divided in two parts, 3311 and 3413, that added together give a square (6724 = 82²).

The spelling of 33113413 in words is "thirty-three million, one hundred thirteen thousand, four hundred thirteen".