115115603 has 8 divisors (see below), whose sum is σ = 115836240. Its totient is φ = 114397920.

The previous prime is 115115579. The next prime is 115115639. The reversal of 115115603 is 306511511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 115115603 - 2¹⁰ = 115114579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115115503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 210176 + ... + 210722.

It is an arithmetic number, because the mean of its divisors is an integer number (14479530).

Almost surely, 2^115115603 is an apocalyptic number.

115115603 is a deficient number, since it is larger than the sum of its proper divisors (720637).

115115603 is an equidigital number, since it uses as much as digits as its factorization.

115115603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1477.

The product of its (nonzero) digits is 450, while the sum is 23.

The square root of 115115603 is about 10729.1939585413. The cubic root of 115115603 is about 486.4573066348.

The spelling of 115115603 in words is "one hundred fifteen million, one hundred fifteen thousand, six hundred three".