115045 has 16 divisors (see below), whose sum is σ = 167040. Its totient is φ = 74304.

The previous prime is 115021. The next prime is 115057. The reversal of 115045 is 540511.

115045 = T₉₄ + T₉₅ + ... + T₁₁₄.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 115045 - 2⁵ = 115013 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 579 + ... + 751.

It is an arithmetic number, because the mean of its divisors is an integer number (10440).

2¹¹⁵⁰⁴⁵ is an apocalyptic number.

It is an amenable number.

115045 is a deficient number, since it is larger than the sum of its proper divisors (51995).

115045 is a wasteful number, since it uses less digits than its factorization.

115045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204.

The product of its (nonzero) digits is 100, while the sum is 16.

The square root of 115045 is about 339.1828415472. The cubic root of 115045 is about 48.6357834544.

Adding to 115045 its reverse (540511), we get a palindrome (655556).

The spelling of 115045 in words is "one hundred fifteen thousand, forty-five".