115115535503 has 2 divisors, whose sum is σ = 115115535504. Its totient is φ = 115115535502.

The previous prime is 115115535481. The next prime is 115115535523. The reversal of 115115535503 is 305535511511.

It is a strong prime.

It is an emirp because it is prime and its reverse (305535511511) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 115115535503 - 2⁸ = 115115535247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115115535523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57557767751 + 57557767752.

It is an arithmetic number, because the mean of its divisors is an integer number (57557767752).

Almost surely, 2^115115535503 is an apocalyptic number.

115115535503 is a deficient number, since it is larger than the sum of its proper divisors (1).

115115535503 is an equidigital number, since it uses as much as digits as its factorization.

115115535503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28125, while the sum is 35.

The spelling of 115115535503 in words is "one hundred fifteen billion, one hundred fifteen million, five hundred thirty-five thousand, five hundred three".