245555015113 has 2 divisors, whose sum is σ = 245555015114. Its totient is φ = 245555015112.

The previous prime is 245555015107. The next prime is 245555015141. The reversal of 245555015113 is 311510555542.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 245389455424 + 165559689 = 495368^2 + 12867^2 .

It is a cyclic number.

It is not a de Polignac number, because 245555015113 - 2¹⁷ = 245554884041 is a prime.

It is not a weakly prime, because it can be changed into another prime (245555015143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122777507556 + 122777507557.

It is an arithmetic number, because the mean of its divisors is an integer number (122777507557).

Almost surely, 2^245555015113 is an apocalyptic number.

It is an amenable number.

245555015113 is a deficient number, since it is larger than the sum of its proper divisors (1).

245555015113 is an equidigital number, since it uses as much as digits as its factorization.

245555015113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 75000, while the sum is 37.

The spelling of 245555015113 in words is "two hundred forty-five billion, five hundred fifty-five million, fifteen thousand, one hundred thirteen".