2302138897 has 2 divisors, whose sum is σ = 2302138898. Its totient is φ = 2302138896.

The previous prime is 2302138873. The next prime is 2302138907. The reversal of 2302138897 is 7988312032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1425742081 + 876396816 = 37759^2 + 29604^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2302138897 is a prime.

It is not a weakly prime, because it can be changed into another prime (2302138847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1151069448 + 1151069449.

It is an arithmetic number, because the mean of its divisors is an integer number (1151069449).

Almost surely, 2^2302138897 is an apocalyptic number.

It is an amenable number.

2302138897 is a deficient number, since it is larger than the sum of its proper divisors (1).

2302138897 is an equidigital number, since it uses as much as digits as its factorization.

2302138897 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 43.

The square root of 2302138897 is about 47980.6095938766. The cubic root of 2302138897 is about 1320.4151772143.

The spelling of 2302138897 in words is "two billion, three hundred two million, one hundred thirty-eight thousand, eight hundred ninety-seven".