245244063013 has 2 divisors, whose sum is σ = 245244063014. Its totient is φ = 245244063012.

The previous prime is 245244063007. The next prime is 245244063047. The reversal of 245244063013 is 310360442542.

It is an a-pointer prime, because the next prime (245244063047) can be obtained adding 245244063013 to its sum of digits (34).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 196906962564 + 48337100449 = 443742^2 + 219857^2 .

It is a cyclic number.

It is not a de Polignac number, because 245244063013 - 2²¹ = 245241965861 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 245244063013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245244063413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122622031506 + 122622031507.

It is an arithmetic number, because the mean of its divisors is an integer number (122622031507).

Almost surely, 2^245244063013 is an apocalyptic number.

It is an amenable number.

245244063013 is a deficient number, since it is larger than the sum of its proper divisors (1).

245244063013 is an equidigital number, since it uses as much as digits as its factorization.

245244063013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69120, while the sum is 34.

The spelling of 245244063013 in words is "two hundred forty-five billion, two hundred forty-four million, sixty-three thousand, thirteen".