115543150 has 48 divisors (see below), whose sum is σ = 223766928. Its totient is φ = 44352000.

The previous prime is 115543121. The next prime is 115543151. The reversal of 115543150 is 51345511.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115543151) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 130710 + ... + 131590.

It is an arithmetic number, because the mean of its divisors is an integer number (4661811).

Almost surely, 2^115543150 is an apocalyptic number.

115543150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

115543150 is a deficient number, since it is larger than the sum of its proper divisors (108223778).

115543150 is a wasteful number, since it uses less digits than its factorization.

115543150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 997 (or 992 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 25.

The square root of 115543150 is about 10749.0999623224. The cubic root of 115543150 is about 487.0588074990.

Adding to 115543150 its reverse (51345511), we get a palindrome (166888661).

The spelling of 115543150 in words is "one hundred fifteen million, five hundred forty-three thousand, one hundred fifty".