115535503 has 2 divisors, whose sum is σ = 115535504. Its totient is φ = 115535502.

The previous prime is 115535489. The next prime is 115535521. The reversal of 115535503 is 305535511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 115535503 - 2⁵ = 115535471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115535533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57767751 + 57767752.

It is an arithmetic number, because the mean of its divisors is an integer number (57767752).

Almost surely, 2^115535503 is an apocalyptic number.

115535503 is a deficient number, since it is larger than the sum of its proper divisors (1).

115535503 is an equidigital number, since it uses as much as digits as its factorization.

115535503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5625, while the sum is 28.

The square root of 115535503 is about 10748.7442522371. The cubic root of 115535503 is about 487.0480622468.

The spelling of 115535503 in words is "one hundred fifteen million, five hundred thirty-five thousand, five hundred three".