3405323081 has 2 divisors, whose sum is σ = 3405323082. Its totient is φ = 3405323080.

The previous prime is 3405323071. The next prime is 3405323093. The reversal of 3405323081 is 1803235043.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3357159481 + 48163600 = 57941^2 + 6940^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3405323081 is a prime.

It is a super-2 number, since 2×3405323081² = 23192450571982665122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3405323041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1702661540 + 1702661541.

It is an arithmetic number, because the mean of its divisors is an integer number (1702661541).

Almost surely, 2^3405323081 is an apocalyptic number.

It is an amenable number.

3405323081 is a deficient number, since it is larger than the sum of its proper divisors (1).

3405323081 is an equidigital number, since it uses as much as digits as its factorization.

3405323081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 3405323081 is about 58355.1461398222. The cubic root of 3405323081 is about 1504.4789211619.

The spelling of 3405323081 in words is "three billion, four hundred five million, three hundred twenty-three thousand, eighty-one".