3360001921 has 2 divisors, whose sum is σ = 3360001922. Its totient is φ = 3360001920.

The previous prime is 3360001919. The next prime is 3360001937. The reversal of 3360001921 is 1291000633.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3140369521 + 219632400 = 56039^2 + 14820^2 .

It is a cyclic number.

It is not a de Polignac number, because 3360001921 - 2¹ = 3360001919 is a prime.

It is a super-2 number, since 2×3360001921² = 22579225818247380482, which contains 22 as substring.

Together with 3360001919, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (3360001121) 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, 1680000960 + 1680000961.

It is an arithmetic number, because the mean of its divisors is an integer number (1680000961).

Almost surely, 2^3360001921 is an apocalyptic number.

It is an amenable number.

3360001921 is a deficient number, since it is larger than the sum of its proper divisors (1).

3360001921 is an equidigital number, since it uses as much as digits as its factorization.

3360001921 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 25.

The square root of 3360001921 is about 57965.5235549546. The cubic root of 3360001921 is about 1497.7747628826.

The spelling of 3360001921 in words is "three billion, three hundred sixty million, one thousand, nine hundred twenty-one".