2289718601 has 2 divisors, whose sum is σ = 2289718602. Its totient is φ = 2289718600.

The previous prime is 2289718591. The next prime is 2289718603. The reversal of 2289718601 is 1068179822.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2289718201 + 400 = 47851^2 + 20^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2289718601 is a prime.

It is a super-2 number, since 2×2289718601² = 10485622543530794402, which contains 22 as substring.

Together with 2289718603, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2289718603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1144859300 + 1144859301.

It is an arithmetic number, because the mean of its divisors is an integer number (1144859301).

Almost surely, 2^2289718601 is an apocalyptic number.

It is an amenable number.

2289718601 is a deficient number, since it is larger than the sum of its proper divisors (1).

2289718601 is an equidigital number, since it uses as much as digits as its factorization.

2289718601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96768, while the sum is 44.

The square root of 2289718601 is about 47851.0041796408. The cubic root of 2289718601 is about 1318.0362982705.

The spelling of 2289718601 in words is "two billion, two hundred eighty-nine million, seven hundred eighteen thousand, six hundred one".