113647745 has 8 divisors (see below), whose sum is σ = 138413184. Its totient is φ = 89560944.

The previous prime is 113647733. The next prime is 113647763. The reversal of 113647745 is 547746311.

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

It is a cyclic number.

It is not a de Polignac number, because 113647745 - 2⁸ = 113647489 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113647699 and 113647708.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 169289 + ... + 169958.

It is an arithmetic number, because the mean of its divisors is an integer number (17301648).

Almost surely, 2^113647745 is an apocalyptic number.

It is an amenable number.

113647745 is a deficient number, since it is larger than the sum of its proper divisors (24765439).

113647745 is an equidigital number, since it uses as much as digits as its factorization.

113647745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339319.

The product of its digits is 70560, while the sum is 38.

The square root of 113647745 is about 10660.5696376882. The cubic root of 113647745 is about 484.3808232113.

The spelling of 113647745 in words is "one hundred thirteen million, six hundred forty-seven thousand, seven hundred forty-five".