3329138693 has 2 divisors, whose sum is σ = 3329138694. Its totient is φ = 3329138692.

The previous prime is 3329138689. The next prime is 3329138773. The reversal of 3329138693 is 3968319233.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3235106884 + 94031809 = 56878^2 + 9697^2 .

It is a cyclic number.

It is not a de Polignac number, because 3329138693 - 2² = 3329138689 is a prime.

It is a super-2 number, since 2×3329138693² = 22166328874459496498, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3329138663) 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, 1664569346 + 1664569347.

It is an arithmetic number, because the mean of its divisors is an integer number (1664569347).

Almost surely, 2^3329138693 is an apocalyptic number.

It is an amenable number.

3329138693 is a deficient number, since it is larger than the sum of its proper divisors (1).

3329138693 is an equidigital number, since it uses as much as digits as its factorization.

3329138693 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 629856, while the sum is 47.

The square root of 3329138693 is about 57698.6888325896. The cubic root of 3329138693 is about 1493.1747231307.

The spelling of 3329138693 in words is "three billion, three hundred twenty-nine million, one hundred thirty-eight thousand, six hundred ninety-three".