115043506 has 4 divisors (see below), whose sum is σ = 172565262. Its totient is φ = 57521752.

The previous prime is 115043503. The next prime is 115043507. The reversal of 115043506 is 605340511.

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

It can be written as a sum of positive squares in only one way, i.e., 98307225 + 16736281 = 9915^2 + 4091^2 .

It is not an unprimeable number, because it can be changed into a prime (115043503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28760875 + ... + 28760878.

Almost surely, 2^115043506 is an apocalyptic number.

115043506 is a deficient number, since it is larger than the sum of its proper divisors (57521756).

115043506 is an equidigital number, since it uses as much as digits as its factorization.

115043506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57521755.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 115043506 is about 10725.8335806594. The cubic root of 115043506 is about 486.3557292177.

The spelling of 115043506 in words is "one hundred fifteen million, forty-three thousand, five hundred six".