3319045661 has 2 divisors, whose sum is σ = 3319045662. Its totient is φ = 3319045660.

The previous prime is 3319045657. The next prime is 3319045663. The reversal of 3319045661 is 1665409133.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2827048900 + 491996761 = 53170^2 + 22181^2 .

It is a cyclic number.

It is not a de Polignac number, because 3319045661 - 2² = 3319045657 is a prime.

It is a super-2 number, since 2×3319045661² = 22032128199605853842, which contains 22 as substring.

Together with 3319045663, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3319045663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1659522830 + 1659522831.

It is an arithmetic number, because the mean of its divisors is an integer number (1659522831).

Almost surely, 2^3319045661 is an apocalyptic number.

It is an amenable number.

3319045661 is a deficient number, since it is larger than the sum of its proper divisors (1).

3319045661 is an equidigital number, since it uses as much as digits as its factorization.

3319045661 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 38.

The square root of 3319045661 is about 57611.1591707718. The cubic root of 3319045661 is about 1491.6642307393.

The spelling of 3319045661 in words is "three billion, three hundred nineteen million, forty-five thousand, six hundred sixty-one".