113147803 has 4 divisors (see below), whose sum is σ = 113218560. Its totient is φ = 113077048.

The previous prime is 113147789. The next prime is 113147809. The reversal of 113147803 is 308741311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 308741311 = 1777 ⋅173743.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113147803 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113147809) 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, 32923 + ... + 36196.

It is an arithmetic number, because the mean of its divisors is an integer number (28304640).

Almost surely, 2^113147803 is an apocalyptic number.

113147803 is a deficient number, since it is larger than the sum of its proper divisors (70757).

113147803 is an equidigital number, since it uses as much as digits as its factorization.

113147803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70756.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 113147803 is about 10637.0956092347. The cubic root of 113147803 is about 483.6695074918.

The spelling of 113147803 in words is "one hundred thirteen million, one hundred forty-seven thousand, eight hundred three".