245111310313 has 2 divisors, whose sum is σ = 245111310314. Its totient is φ = 245111310312.

The previous prime is 245111310271. The next prime is 245111310319. The reversal of 245111310313 is 313013111542.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 238077636624 + 7033673689 = 487932^2 + 83867^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-245111310313 is a prime.

It is not a weakly prime, because it can be changed into another prime (245111310319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122555655156 + 122555655157.

It is an arithmetic number, because the mean of its divisors is an integer number (122555655157).

Almost surely, 2^245111310313 is an apocalyptic number.

It is an amenable number.

245111310313 is a deficient number, since it is larger than the sum of its proper divisors (1).

245111310313 is an equidigital number, since it uses as much as digits as its factorization.

245111310313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 25.

Adding to 245111310313 its reverse (313013111542), we get a palindrome (558124421855).

The spelling of 245111310313 in words is "two hundred forty-five billion, one hundred eleven million, three hundred ten thousand, three hundred thirteen".