113435047 has 4 divisors (see below), whose sum is σ = 123747336. Its totient is φ = 103122760.

The previous prime is 113435029. The next prime is 113435059. The reversal of 113435047 is 740534311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113435047 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 (113435447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5156128 + ... + 5156149.

It is an arithmetic number, because the mean of its divisors is an integer number (30936834).

Almost surely, 2^113435047 is an apocalyptic number.

113435047 is a deficient number, since it is larger than the sum of its proper divisors (10312289).

113435047 is a wasteful number, since it uses less digits than its factorization.

113435047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10312288.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 113435047 is about 10650.5890447430. The cubic root of 113435047 is about 484.0784527222.

Adding to 113435047 its reverse (740534311), we get a palindrome (853969358).

The spelling of 113435047 in words is "one hundred thirteen million, four hundred thirty-five thousand, forty-seven".