115181650 has 24 divisors (see below), whose sum is σ = 214650324. Its totient is φ = 45984000.

The previous prime is 115181623. The next prime is 115181653. The reversal of 115181650 is 56181511.

It can be written as a sum of positive squares in 6 ways, for example, as 45576001 + 69605649 = 6751^2 + 8343^2 .

It is not an unprimeable number, because it can be changed into a prime (115181653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28134 + ... + 31966.

Almost surely, 2^115181650 is an apocalyptic number.

115181650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

115181650 is a deficient number, since it is larger than the sum of its proper divisors (99468674).

115181650 is a wasteful number, since it uses less digits than its factorization.

115181650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4446 (or 4441 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 28.

The square root of 115181650 is about 10732.2714278013. The cubic root of 115181650 is about 486.5503229947.

The spelling of 115181650 in words is "one hundred fifteen million, one hundred eighty-one thousand, six hundred fifty".