115245403503 has 4 divisors (see below), whose sum is σ = 153660538008. Its totient is φ = 76830269000.

The previous prime is 115245403463. The next prime is 115245403523. The reversal of 115245403503 is 305304542511.

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 115245403503 - 2¹⁸ = 115245141359 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115245403523) 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, 19207567248 + ... + 19207567253.

It is an arithmetic number, because the mean of its divisors is an integer number (38415134502).

Almost surely, 2^115245403503 is an apocalyptic number.

115245403503 is a deficient number, since it is larger than the sum of its proper divisors (38415134505).

115245403503 is an equidigital number, since it uses as much as digits as its factorization.

115245403503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38415134504.

The product of its (nonzero) digits is 36000, while the sum is 33.

The spelling of 115245403503 in words is "one hundred fifteen billion, two hundred forty-five million, four hundred three thousand, five hundred three".