33334540091 has 2 divisors, whose sum is σ = 33334540092. Its totient is φ = 33334540090.

The previous prime is 33334540081. The next prime is 33334540171. The reversal of 33334540091 is 19004543333.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 33334540091 - 2³⁴ = 16154670907 is a prime.

It is a super-3 number, since 3×33334540091³ (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (33334540061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16667270045 + 16667270046.

It is an arithmetic number, because the mean of its divisors is an integer number (16667270046).

Almost surely, 2^33334540091 is an apocalyptic number.

33334540091 is a deficient number, since it is larger than the sum of its proper divisors (1).

33334540091 is an equidigital number, since it uses as much as digits as its factorization.

33334540091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 58320, while the sum is 35.

The spelling of 33334540091 in words is "thirty-three billion, three hundred thirty-four million, five hundred forty thousand, ninety-one".