2259552917 has 2 divisors, whose sum is σ = 2259552918. Its totient is φ = 2259552916.

The previous prime is 2259552877. The next prime is 2259552923. The reversal of 2259552917 is 7192559522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2251407601 + 8145316 = 47449^2 + 2854^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2259552917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2259552017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1129776458 + 1129776459.

It is an arithmetic number, because the mean of its divisors is an integer number (1129776459).

Almost surely, 2^2259552917 is an apocalyptic number.

It is an amenable number.

2259552917 is a deficient number, since it is larger than the sum of its proper divisors (1).

2259552917 is an equidigital number, since it uses as much as digits as its factorization.

2259552917 is an evil number, because the sum of its binary digits is even.

The product of its digits is 567000, while the sum is 47.

The square root of 2259552917 is about 47534.7548326485. The cubic root of 2259552917 is about 1312.2225768542. Note that the first 3 decimals are identical.

The spelling of 2259552917 in words is "two billion, two hundred fifty-nine million, five hundred fifty-two thousand, nine hundred seventeen".