3318139049 has 2 divisors, whose sum is σ = 3318139050. Its totient is φ = 3318139048.

The previous prime is 3318139039. The next prime is 3318139159. The reversal of 3318139049 is 9409318133.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2514019600 + 804119449 = 50140^2 + 28357^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3318139049 is a prime.

It is a super-2 number, since 2×3318139049² = 22020093496997248802, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3318138997 and 3318139015.

It is not a weakly prime, because it can be changed into another prime (3318139039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1659069524 + 1659069525.

It is an arithmetic number, because the mean of its divisors is an integer number (1659069525).

Almost surely, 2^3318139049 is an apocalyptic number.

It is an amenable number.

3318139049 is a deficient number, since it is larger than the sum of its proper divisors (1).

3318139049 is an equidigital number, since it uses as much as digits as its factorization.

3318139049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69984, while the sum is 41.

The square root of 3318139049 is about 57603.2902619286. The cubic root of 3318139049 is about 1491.5284001439.

The spelling of 3318139049 in words is "three billion, three hundred eighteen million, one hundred thirty-nine thousand, forty-nine".