113147903 has 8 divisors (see below), whose sum is σ = 130695120. Its totient is φ = 96810880.

The previous prime is 113147897. The next prime is 113147911. The reversal of 113147903 is 309741311.

It is a happy number.

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 113147903 - 2¹⁰ = 113146879 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 (113147953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 302348 + ... + 302721.

It is an arithmetic number, because the mean of its divisors is an integer number (16336890).

Almost surely, 2^113147903 is an apocalyptic number.

113147903 is a deficient number, since it is larger than the sum of its proper divisors (17547217).

113147903 is a wasteful number, since it uses less digits than its factorization.

113147903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605097.

The product of its (nonzero) digits is 2268, while the sum is 29.

The square root of 113147903 is about 10637.1003097649. The cubic root of 113147903 is about 483.6696499807.

The spelling of 113147903 in words is "one hundred thirteen million, one hundred forty-seven thousand, nine hundred three".