115189630 has 16 divisors (see below), whose sum is σ = 207491184. Its totient is φ = 46042560.

The previous prime is 115189577. The next prime is 115189631. The reversal of 115189630 is 36981511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115189631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14245 + ... + 20815.

It is an arithmetic number, because the mean of its divisors is an integer number (12968199).

Almost surely, 2^115189630 is an apocalyptic number.

115189630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

115189630 is a deficient number, since it is larger than the sum of its proper divisors (92301554).

115189630 is a wasteful number, since it uses less digits than its factorization.

115189630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8331.

The product of its (nonzero) digits is 6480, while the sum is 34.

The square root of 115189630 is about 10732.6431972744. The cubic root of 115189630 is about 486.5615591071.

The spelling of 115189630 in words is "one hundred fifteen million, one hundred eighty-nine thousand, six hundred thirty".