3320331257 has 2 divisors, whose sum is σ = 3320331258. Its totient is φ = 3320331256.

The previous prime is 3320331247. The next prime is 3320331269. The reversal of 3320331257 is 7521330233.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3315917056 + 4414201 = 57584^2 + 2101^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3320331257 is a prime.

It is a super-2 number, since 2×3320331257² = 22049199312422400098, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3320331247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1660165628 + 1660165629.

It is an arithmetic number, because the mean of its divisors is an integer number (1660165629).

Almost surely, 2^3320331257 is an apocalyptic number.

It is an amenable number.

3320331257 is a deficient number, since it is larger than the sum of its proper divisors (1).

3320331257 is an equidigital number, since it uses as much as digits as its factorization.

3320331257 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11340, while the sum is 29.

The square root of 3320331257 is about 57622.3156164346. The cubic root of 3320331257 is about 1491.8567991480.

The spelling of 3320331257 in words is "three billion, three hundred twenty million, three hundred thirty-one thousand, two hundred fifty-seven".