1316203 has 4 divisors (see below), whose sum is σ = 1504240. Its totient is φ = 1128168.

The previous prime is 1316177. The next prime is 1316209. The reversal of 1316203 is 3026131.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1316203 - 2¹³ = 1308011 is a prime.

It is a Duffinian number.

It is a zygodrome in base 6.

It is not an unprimeable number, because it can be changed into a prime (1316209) 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, 94008 + ... + 94021.

It is an arithmetic number, because the mean of its divisors is an integer number (376060).

2^1316203 is an apocalyptic number.

1316203 is a deficient number, since it is larger than the sum of its proper divisors (188037).

1316203 is an equidigital number, since it uses as much as digits as its factorization.

1316203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188036.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 1316203 is about 1147.2589071347. The cubic root of 1316203 is about 109.5908491747.

The spelling of 1316203 in words is "one million, three hundred sixteen thousand, two hundred three".