118531150 has 12 divisors (see below), whose sum is σ = 220468032. Its totient is φ = 47412440.

The previous prime is 118531141. The next prime is 118531169. The reversal of 118531150 is 51135811.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1185262 + ... + 1185361.

It is an arithmetic number, because the mean of its divisors is an integer number (18372336).

Almost surely, 2^118531150 is an apocalyptic number.

118531150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

118531150 is a deficient number, since it is larger than the sum of its proper divisors (101936882).

118531150 is a wasteful number, since it uses less digits than its factorization.

118531150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2370635 (or 2370630 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 25.

The square root of 118531150 is about 10887.2012014108. The cubic root of 118531150 is about 491.2216497397.

Adding to 118531150 its reverse (51135811), we get a palindrome (169666961).

The spelling of 118531150 in words is "one hundred eighteen million, five hundred thirty-one thousand, one hundred fifty".