115727136 has 48 divisors (see below), whose sum is σ = 347183424. Its totient is φ = 33064704.

The previous prime is 115727107. The next prime is 115727137. The reversal of 115727136 is 631727511.

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 115727097 and 115727106.

It is not an unprimeable number, because it can be changed into a prime (115727137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85435 + ... + 86778.

It is an arithmetic number, because the mean of its divisors is an integer number (7232988).

Almost surely, 2^115727136 is an apocalyptic number.

115727136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

115727136 is an abundant number, since it is smaller than the sum of its proper divisors (231456288).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

115727136 is a wasteful number, since it uses less digits than its factorization.

115727136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172233 (or 172225 counting only the distinct ones).

The product of its digits is 8820, while the sum is 33.

The square root of 115727136 is about 10757.6547630048. The cubic root of 115727136 is about 487.3171943124.

The spelling of 115727136 in words is "one hundred fifteen million, seven hundred twenty-seven thousand, one hundred thirty-six".