115435403 has 4 divisors (see below), whose sum is σ = 116732520. Its totient is φ = 114138288.

The previous prime is 115435391. The next prime is 115435409. The reversal of 115435403 is 304534511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 115435403 - 2⁴ = 115435387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115435409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 648425 + ... + 648602.

It is an arithmetic number, because the mean of its divisors is an integer number (29183130).

Almost surely, 2^115435403 is an apocalyptic number.

115435403 is a deficient number, since it is larger than the sum of its proper divisors (1297117).

115435403 is an equidigital number, since it uses as much as digits as its factorization.

115435403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1297116.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 115435403 is about 10744.0868853523. The cubic root of 115435403 is about 486.9073620678.

Adding to 115435403 its reverse (304534511), we get a palindrome (419969914).

The spelling of 115435403 in words is "one hundred fifteen million, four hundred thirty-five thousand, four hundred three".