113747 has 4 divisors (see below), whose sum is σ = 120456. Its totient is φ = 107040.

The previous prime is 113731. The next prime is 113749. The reversal of 113747 is 747311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 747311 = 61 ⋅12251.

It is a cyclic number.

It is not a de Polignac number, because 113747 - 2⁴ = 113731 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (113749) 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, 3329 + ... + 3362.

It is an arithmetic number, because the mean of its divisors is an integer number (30114).

2¹¹³⁷⁴⁷ is an apocalyptic number.

113747 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

113747 is a deficient number, since it is larger than the sum of its proper divisors (6709).

113747 is an equidigital number, since it uses as much as digits as its factorization.

113747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6708.

The product of its digits is 588, while the sum is 23.

The square root of 113747 is about 337.2639915556. The cubic root of 113747 is about 48.4521794565.

The spelling of 113747 in words is "one hundred thirteen thousand, seven hundred forty-seven".