115398831105263 has 2 divisors, whose sum is σ = 115398831105264. Its totient is φ = 115398831105262.

The previous prime is 115398831105227. The next prime is 115398831105289. The reversal of 115398831105263 is 362501138893511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 115398831105263 - 2¹⁸ = 115398830843119 is a prime.

It is a super-2 number, since 2×115398831105263² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 115398831105199 and 115398831105208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115398831108263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57699415552631 + 57699415552632.

It is an arithmetic number, because the mean of its divisors is an integer number (57699415552632).

Almost surely, 2^{115398831105263} is an apocalyptic number.

115398831105263 is a deficient number, since it is larger than the sum of its proper divisors (1).

115398831105263 is an equidigital number, since it uses as much as digits as its factorization.

115398831105263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4665600, while the sum is 56.

Adding to 115398831105263 its reverse (362501138893511), we get a palindrome (477899969998774).

The spelling of 115398831105263 in words is "one hundred fifteen trillion, three hundred ninety-eight billion, eight hundred thirty-one million, one hundred five thousand, two hundred sixty-three".