113540405 has 8 divisors (see below), whose sum is σ = 148634784. Its totient is φ = 82574800.

The previous prime is 113540393. The next prime is 113540407. The reversal of 113540405 is 504045311.

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

It is not a de Polignac number, because 113540405 - 2⁴ = 113540389 is a prime.

It is a Duffinian number.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113540407) 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, 1032131 + ... + 1032240.

It is an arithmetic number, because the mean of its divisors is an integer number (18579348).

Almost surely, 2^113540405 is an apocalyptic number.

It is an amenable number.

113540405 is a deficient number, since it is larger than the sum of its proper divisors (35094379).

113540405 is a wasteful number, since it uses less digits than its factorization.

113540405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2064387.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 113540405 is about 10655.5340082044. The cubic root of 113540405 is about 484.2282763647.

Adding to 113540405 its reverse (504045311), we get a palindrome (617585716).

The spelling of 113540405 in words is "one hundred thirteen million, five hundred forty thousand, four hundred five".