115530136 has 16 divisors (see below), whose sum is σ = 221228640. Its totient is φ = 56535840.

The previous prime is 115530131. The next prime is 115530137. The reversal of 115530136 is 631035511.

It is a self number, because there is not a number n which added to its sum of digits gives 115530136.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115530131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 153255 + ... + 154006.

It is an arithmetic number, because the mean of its divisors is an integer number (13826790).

Almost surely, 2^115530136 is an apocalyptic number.

It is an amenable number.

115530136 is a deficient number, since it is larger than the sum of its proper divisors (105698504).

115530136 is a wasteful number, since it uses less digits than its factorization.

115530136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307314 (or 307310 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 25.

The square root of 115530136 is about 10748.4945922673. The cubic root of 115530136 is about 487.0405204743.

Adding to 115530136 its reverse (631035511), we get a palindrome (746565647).

The spelling of 115530136 in words is "one hundred fifteen million, five hundred thirty thousand, one hundred thirty-six".