2297151865 has 4 divisors (see below), whose sum is σ = 2756582244. Its totient is φ = 1837721488.

The previous prime is 2297151827. The next prime is 2297151869. The reversal of 2297151865 is 5681517922.

2297151865 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1741559824 + 555592041 = 41732^2 + 23571^2 .

It is a cyclic number.

It is not a de Polignac number, because 2297151865 - 2¹⁷ = 2297020793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2297151869) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 229715182 + ... + 229715191.

It is an arithmetic number, because the mean of its divisors is an integer number (689145561).

Almost surely, 2^2297151865 is an apocalyptic number.

It is an amenable number.

2297151865 is a deficient number, since it is larger than the sum of its proper divisors (459430379).

2297151865 is an equidigital number, since it uses as much as digits as its factorization.

2297151865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459430378.

The product of its digits is 302400, while the sum is 46.

The square root of 2297151865 is about 47928.6121747751. The cubic root of 2297151865 is about 1319.4610336006.

The spelling of 2297151865 in words is "two billion, two hundred ninety-seven million, one hundred fifty-one thousand, eight hundred sixty-five".