288239392313 has 2 divisors, whose sum is σ = 288239392314. Its totient is φ = 288239392312.

The previous prime is 288239392253. The next prime is 288239392351. The reversal of 288239392313 is 313293932882.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 223660893184 + 64578499129 = 472928^2 + 254123^2 .

It is a cyclic number.

It is not a de Polignac number, because 288239392313 - 2⁶ = 288239392249 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (288239392373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 144119696156 + 144119696157.

It is an arithmetic number, because the mean of its divisors is an integer number (144119696157).

Almost surely, 2^288239392313 is an apocalyptic number.

It is an amenable number.

288239392313 is a deficient number, since it is larger than the sum of its proper divisors (1).

288239392313 is an equidigital number, since it uses as much as digits as its factorization.

288239392313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3359232, while the sum is 53.

The spelling of 288239392313 in words is "two hundred eighty-eight billion, two hundred thirty-nine million, three hundred ninety-two thousand, three hundred thirteen".