33434918939 has 2 divisors, whose sum is σ = 33434918940. Its totient is φ = 33434918938.

The previous prime is 33434918927. The next prime is 33434919019. The reversal of 33434918939 is 93981943433.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 33434918939 - 2²⁰ = 33433870363 is a prime.

It is a super-2 number, since 2×33434918939² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (33434918039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16717459469 + 16717459470.

It is an arithmetic number, because the mean of its divisors is an integer number (16717459470).

Almost surely, 2^33434918939 is an apocalyptic number.

33434918939 is a deficient number, since it is larger than the sum of its proper divisors (1).

33434918939 is an equidigital number, since it uses as much as digits as its factorization.

33434918939 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7558272, while the sum is 56.

The spelling of 33434918939 in words is "thirty-three billion, four hundred thirty-four million, nine hundred eighteen thousand, nine hundred thirty-nine".