113203001 has 8 divisors (see below), whose sum is σ = 114307200. Its totient is φ = 112104400.

The previous prime is 113202989. The next prime is 113203019. The reversal of 113203001 is 100302311.

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 113203001 - 2⁶ = 113202937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113203021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46976 + ... + 49326.

It is an arithmetic number, because the mean of its divisors is an integer number (14288400).

Almost surely, 2^113203001 is an apocalyptic number.

It is an amenable number.

113203001 is a deficient number, since it is larger than the sum of its proper divisors (1104199).

113203001 is a wasteful number, since it uses less digits than its factorization.

113203001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2799.

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 113203001 is about 10639.6898920974. The cubic root of 113203001 is about 483.7481457819.

Adding to 113203001 its reverse (100302311), we get a palindrome (213505312).

The spelling of 113203001 in words is "one hundred thirteen million, two hundred three thousand, one".