115413503 has 4 divisors (see below), whose sum is σ = 115483368. Its totient is φ = 115343640.

The previous prime is 115413497. The next prime is 115413559. The reversal of 115413503 is 305314511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 305314511 = 67 ⋅4556933.

It is a cyclic number.

It is not a de Polignac number, because 115413503 - 2⁶ = 115413439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115412503) 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, 32393 + ... + 35778.

It is an arithmetic number, because the mean of its divisors is an integer number (28870842).

Almost surely, 2^115413503 is an apocalyptic number.

115413503 is a deficient number, since it is larger than the sum of its proper divisors (69865).

115413503 is an equidigital number, since it uses as much as digits as its factorization.

115413503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69864.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 115413503 is about 10743.0676717593. The cubic root of 115413503 is about 486.8765686678.

The spelling of 115413503 in words is "one hundred fifteen million, four hundred thirteen thousand, five hundred three".