13731203 has 8 divisors (see below), whose sum is σ = 13955760. Its totient is φ = 13508640.

The previous prime is 13731197. The next prime is 13731209. The reversal of 13731203 is 30213731.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (13731197) and next prime (13731209).

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 13731203 - 2⁶ = 13731139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13731209) 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, 19013 + ... + 19721.

It is an arithmetic number, because the mean of its divisors is an integer number (1744470).

Almost surely, 2^13731203 is an apocalyptic number.

13731203 is a deficient number, since it is larger than the sum of its proper divisors (224557).

13731203 is a wasteful number, since it uses less digits than its factorization.

13731203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 997.

The product of its (nonzero) digits is 378, while the sum is 20.

The square root of 13731203 is about 3705.5637897626. The cubic root of 13731203 is about 239.4617741971.

Adding to 13731203 its reverse (30213731), we get a palindrome (43944934).

The spelling of 13731203 in words is "thirteen million, seven hundred thirty-one thousand, two hundred three".