115156 has 6 divisors (see below), whose sum is σ = 201530. Its totient is φ = 57576.

The previous prime is 115153. The next prime is 115163. The reversal of 115156 is 651511.

It can be written as a sum of positive squares in only one way, i.e., 111556 + 3600 = 334^2 + 60^2 .

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14391 + ... + 14398.

2¹¹⁵¹⁵⁶ is an apocalyptic number.

It is an amenable number.

115156 is a deficient number, since it is larger than the sum of its proper divisors (86374).

115156 is a wasteful number, since it uses less digits than its factorization.

115156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28793 (or 28791 counting only the distinct ones).

The product of its digits is 150, while the sum is 19.

The square root of 115156 is about 339.3464306575. The cubic root of 115156 is about 48.6514203404.

Adding to 115156 its reverse (651511), we get a palindrome (766667).

The spelling of 115156 in words is "one hundred fifteen thousand, one hundred fifty-six".