3315213449 has 2 divisors, whose sum is σ = 3315213450. Its totient is φ = 3315213448.

The previous prime is 3315213443. The next prime is 3315213457. The reversal of 3315213449 is 9443125133.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1967809600 + 1347403849 = 44360^2 + 36707^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3315213449 is a prime.

It is not a weakly prime, because it can be changed into another prime (3315213443) 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, 1657606724 + 1657606725.

It is an arithmetic number, because the mean of its divisors is an integer number (1657606725).

Almost surely, 2^3315213449 is an apocalyptic number.

It is an amenable number.

3315213449 is a deficient number, since it is larger than the sum of its proper divisors (1).

3315213449 is an equidigital number, since it uses as much as digits as its factorization.

3315213449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38880, while the sum is 35.

The square root of 3315213449 is about 57577.8902791688. The cubic root of 3315213449 is about 1491.0899115296.

The spelling of 3315213449 in words is "three billion, three hundred fifteen million, two hundred thirteen thousand, four hundred forty-nine".