2005331 has 2 divisors, whose sum is σ = 2005332. Its totient is φ = 2005330.

The previous prime is 2005319. The next prime is 2005343. The reversal of 2005331 is 1335002.

It is a balanced prime because it is at equal distance from previous prime (2005319) and next prime (2005343).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2005331 is a prime.

It is a super-2 number, since 2×2005331² = 8042704839122, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (2005231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1002665 + 1002666.

It is an arithmetic number, because the mean of its divisors is an integer number (1002666).

2^2005331 is an apocalyptic number.

2005331 is a deficient number, since it is larger than the sum of its proper divisors (1).

2005331 is an equidigital number, since it uses as much as digits as its factorization.

2005331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90, while the sum is 14.

The square root of 2005331 is about 1416.0971011905. The cubic root of 2005331 is about 126.1039496596.

The spelling of 2005331 in words is "two million, five thousand, three hundred thirty-one".