115250042 has 8 divisors (see below), whose sum is σ = 177547476. Its totient is φ = 56067552.

The previous prime is 115250039. The next prime is 115250059. The reversal of 115250042 is 240052511.

It can be written as a sum of positive squares in 2 ways, for example, as 101626561 + 13623481 = 10081^2 + 3691^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 115249996 and 115250023.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 778643 + ... + 778790.

Almost surely, 2^115250042 is an apocalyptic number.

115250042 is a deficient number, since it is larger than the sum of its proper divisors (62297434).

115250042 is a wasteful number, since it uses less digits than its factorization.

115250042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1557472.

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 115250042 is about 10735.4572329268. The cubic root of 115250042 is about 486.6466044356.

The spelling of 115250042 in words is "one hundred fifteen million, two hundred fifty thousand, forty-two".