115516045 has 8 divisors (see below), whose sum is σ = 139965696. Its totient is φ = 91515216.

The previous prime is 115516043. The next prime is 115516069. The reversal of 115516045 is 540615511.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 115516045 - 2¹ = 115516043 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115516043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111637 + ... + 112666.

It is an arithmetic number, because the mean of its divisors is an integer number (17495712).

Almost surely, 2^115516045 is an apocalyptic number.

It is an amenable number.

115516045 is a deficient number, since it is larger than the sum of its proper divisors (24449651).

115516045 is a wasteful number, since it uses less digits than its factorization.

115516045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224411.

The product of its (nonzero) digits is 3000, while the sum is 28.

The square root of 115516045 is about 10747.8390851371. The cubic root of 115516045 is about 487.0207185212.

The spelling of 115516045 in words is "one hundred fifteen million, five hundred sixteen thousand, forty-five".