2319275897 has 2 divisors, whose sum is σ = 2319275898. Its totient is φ = 2319275896.

The previous prime is 2319275879. The next prime is 2319275911. The reversal of 2319275897 is 7985729132.

It is a happy number.

Together with previous prime (2319275879) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2304384016 + 14891881 = 48004^2 + 3859^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2319275897 is a prime.

It is not a weakly prime, because it can be changed into another prime (2319275867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1159637948 + 1159637949.

It is an arithmetic number, because the mean of its divisors is an integer number (1159637949).

Almost surely, 2^2319275897 is an apocalyptic number.

It is an amenable number.

2319275897 is a deficient number, since it is larger than the sum of its proper divisors (1).

2319275897 is an equidigital number, since it uses as much as digits as its factorization.

2319275897 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1905120, while the sum is 53.

The square root of 2319275897 is about 48158.8610434259. The cubic root of 2319275897 is about 1323.6834478465.

The spelling of 2319275897 in words is "two billion, three hundred nineteen million, two hundred seventy-five thousand, eight hundred ninety-seven".