2297040989 has 2 divisors, whose sum is σ = 2297040990. Its totient is φ = 2297040988.

The previous prime is 2297040971. The next prime is 2297040997. The reversal of 2297040989 is 9890407922.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1618855225 + 678185764 = 40235^2 + 26042^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2297040989 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2297040959) 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, 1148520494 + 1148520495.

It is an arithmetic number, because the mean of its divisors is an integer number (1148520495).

Almost surely, 2^2297040989 is an apocalyptic number.

It is an amenable number.

2297040989 is a deficient number, since it is larger than the sum of its proper divisors (1).

2297040989 is an equidigital number, since it uses as much as digits as its factorization.

2297040989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 653184, while the sum is 50.

The square root of 2297040989 is about 47927.4554822181. The cubic root of 2297040989 is about 1319.4398045709.

The spelling of 2297040989 in words is "two billion, two hundred ninety-seven million, forty thousand, nine hundred eighty-nine".