2331089 has 2 divisors, whose sum is σ = 2331090. Its totient is φ = 2331088.

The previous prime is 2331061. The next prime is 2331097. The reversal of 2331089 is 9801332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1868689 + 462400 = 1367^2 + 680^2 .

It is a cyclic number.

It is not a de Polignac number, because 2331089 - 2⁸ = 2330833 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2331689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1165544 + 1165545.

It is an arithmetic number, because the mean of its divisors is an integer number (1165545).

2^2331089 is an apocalyptic number.

It is an amenable number.

2331089 is a deficient number, since it is larger than the sum of its proper divisors (1).

2331089 is an equidigital number, since it uses as much as digits as its factorization.

2331089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 2331089 is about 1526.7904243871. The cubic root of 2331089 is about 132.5927012371.

The spelling of 2331089 in words is "two million, three hundred thirty-one thousand, eighty-nine".