245311411312049 has 2 divisors, whose sum is σ = 245311411312050. Its totient is φ = 245311411312048.

The previous prime is 245311411311947. The next prime is 245311411312129. The reversal of 245311411312049 is 940213114113542.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 226245368517025 + 19066042795024 = 15041455^2 + 4366468^2 .

It is a cyclic number.

It is not a de Polignac number, because 245311411312049 - 2³⁶ = 245242691835313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 245311411311997 and 245311411312015.

It is not a weakly prime, because it can be changed into another prime (245311411312549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122655705656024 + 122655705656025.

It is an arithmetic number, because the mean of its divisors is an integer number (122655705656025).

Almost surely, 2^{245311411312049} is an apocalyptic number.

It is an amenable number.

245311411312049 is a deficient number, since it is larger than the sum of its proper divisors (1).

245311411312049 is an equidigital number, since it uses as much as digits as its factorization.

245311411312049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 103680, while the sum is 41.

The spelling of 245311411312049 in words is "two hundred forty-five trillion, three hundred eleven billion, four hundred eleven million, three hundred twelve thousand, forty-nine".