3380957521 has 2 divisors, whose sum is σ = 3380957522. Its totient is φ = 3380957520.

The previous prime is 3380957491. The next prime is 3380957533. The reversal of 3380957521 is 1257590833.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2764130625 + 616826896 = 52575^2 + 24836^2 .

It is an emirp because it is prime and its reverse (1257590833) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3380957521 - 2¹³ = 3380949329 is a prime.

It is a super-2 number, since 2×3380957521² = 22861747517612930882, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3380957561) 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, 1690478760 + 1690478761.

It is an arithmetic number, because the mean of its divisors is an integer number (1690478761).

Almost surely, 2^3380957521 is an apocalyptic number.

It is an amenable number.

3380957521 is a deficient number, since it is larger than the sum of its proper divisors (1).

3380957521 is an equidigital number, since it uses as much as digits as its factorization.

3380957521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 226800, while the sum is 43.

The square root of 3380957521 is about 58146.0017628039. The cubic root of 3380957521 is about 1500.8820768956.

The spelling of 3380957521 in words is "three billion, three hundred eighty million, nine hundred fifty-seven thousand, five hundred twenty-one".