113540015 has 16 divisors (see below), whose sum is σ = 139612032. Its totient is φ = 88602624.

The previous prime is 113540003. The next prime is 113540023. The reversal of 113540015 is 510045311.

It is a cyclic number.

It is not a de Polignac number, because 113540015 - 2⁴ = 113539999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92687 + ... + 93903.

It is an arithmetic number, because the mean of its divisors is an integer number (8725752).

Almost surely, 2^113540015 is an apocalyptic number.

113540015 is a deficient number, since it is larger than the sum of its proper divisors (26072017).

113540015 is a wasteful number, since it uses less digits than its factorization.

113540015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1666.

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 113540015 is about 10655.5157078388. The cubic root of 113540015 is about 484.2277219387.

Adding to 113540015 its reverse (510045311), we get a palindrome (623585326).

The spelling of 113540015 in words is "one hundred thirteen million, five hundred forty thousand, fifteen".