115251 has 8 divisors (see below), whose sum is σ = 157584. Its totient is φ = 74880.

The previous prime is 115249. The next prime is 115259. The reversal of 115251 is 152511.

115251 is nontrivially palindromic in base 14.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 115251 - 2¹ = 115249 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 115251.

It is not an unprimeable number, because it can be changed into a prime (115259) 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, 346 + ... + 591.

It is an arithmetic number, because the mean of its divisors is an integer number (19698).

2¹¹⁵²⁵¹ is an apocalyptic number.

115251 is a deficient number, since it is larger than the sum of its proper divisors (42333).

115251 is an equidigital number, since it uses as much as digits as its factorization.

115251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 981.

The product of its digits is 50, while the sum is 15.

The square root of 115251 is about 339.4863767517. The cubic root of 115251 is about 48.6647952826.

Adding to 115251 its reverse (152511), we get a palindrome (267762).

The spelling of 115251 in words is "one hundred fifteen thousand, two hundred fifty-one".