113526647 has 4 divisors (see below), whose sum is σ = 122259480. Its totient is φ = 104793816.

The previous prime is 113526641. The next prime is 113526649. The reversal of 113526647 is 746625311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 746625311 = 19 ⋅39296069.

It is a cyclic number.

It is not a de Polignac number, because 113526647 - 2²⁰ = 112478071 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 (113526641) 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, 4366397 + ... + 4366422.

It is an arithmetic number, because the mean of its divisors is an integer number (30564870).

Almost surely, 2^113526647 is an apocalyptic number.

113526647 is a deficient number, since it is larger than the sum of its proper divisors (8732833).

113526647 is an equidigital number, since it uses as much as digits as its factorization.

113526647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8732832.

The product of its digits is 30240, while the sum is 35.

The square root of 113526647 is about 10654.8884086132. Note that the first 3 decimals coincide. The cubic root of 113526647 is about 484.2087171551.

The spelling of 113526647 in words is "one hundred thirteen million, five hundred twenty-six thousand, six hundred forty-seven".