115043503 has 2 divisors, whose sum is σ = 115043504. Its totient is φ = 115043502.

The previous prime is 115043497. The next prime is 115043507. The reversal of 115043503 is 305340511.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-115043503 is a prime.

It is a super-2 number, since 2×115043503² = 26470015165022018, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115043507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57521751 + 57521752.

It is an arithmetic number, because the mean of its divisors is an integer number (57521752).

Almost surely, 2^115043503 is an apocalyptic number.

115043503 is a deficient number, since it is larger than the sum of its proper divisors (1).

115043503 is an equidigital number, since it uses as much as digits as its factorization.

115043503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 115043503 is about 10725.8334408101. The cubic root of 115043503 is about 486.3557249901.

The spelling of 115043503 in words is "one hundred fifteen million, forty-three thousand, five hundred three".