113545405 has 16 divisors (see below), whose sum is σ = 141120000. Its totient is φ = 87612480.

The previous prime is 113545403. The next prime is 113545417. The reversal of 113545405 is 504545311.

It is not a de Polignac number, because 113545405 - 2¹ = 113545403 is a prime.

It is a super-2 number, since 2×113545405² = 25785117993228050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113545403) 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 15 ways as a sum of consecutive naturals, for example, 53046 + ... + 55144.

It is an arithmetic number, because the mean of its divisors is an integer number (8820000).

Almost surely, 2^113545405 is an apocalyptic number.

It is an amenable number.

113545405 is a deficient number, since it is larger than the sum of its proper divisors (27574595).

113545405 is a wasteful number, since it uses less digits than its factorization.

113545405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2484.

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 113545405 is about 10655.7686254911. The cubic root of 113545405 is about 484.2353842773.

The spelling of 113545405 in words is "one hundred thirteen million, five hundred forty-five thousand, four hundred five".