33954082213 has 2 divisors, whose sum is σ = 33954082214. Its totient is φ = 33954082212.

The previous prime is 33954082199. The next prime is 33954082219. The reversal of 33954082213 is 31228045933.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23647365729 + 10306716484 = 153777^2 + 101522^2 .

It is a cyclic number.

It is not a de Polignac number, because 33954082213 - 2⁵ = 33954082181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33954082219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16977041106 + 16977041107.

It is an arithmetic number, because the mean of its divisors is an integer number (16977041107).

Almost surely, 2^33954082213 is an apocalyptic number.

It is an amenable number.

33954082213 is a deficient number, since it is larger than the sum of its proper divisors (1).

33954082213 is an equidigital number, since it uses as much as digits as its factorization.

33954082213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 155520, while the sum is 40.

The spelling of 33954082213 in words is "thirty-three billion, nine hundred fifty-four million, eighty-two thousand, two hundred thirteen".