1313201203 has 4 divisors (see below), whose sum is σ = 1317397048. Its totient is φ = 1309005360.

The previous prime is 1313201189. The next prime is 1313201213. The reversal of 1313201203 is 3021023131.

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 1313201203 - 2²¹ = 1311104051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1313201213) 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, 2097453 + ... + 2098078.

It is an arithmetic number, because the mean of its divisors is an integer number (329349262).

Almost surely, 2^1313201203 is an apocalyptic number.

1313201203 is a deficient number, since it is larger than the sum of its proper divisors (4195845).

1313201203 is an equidigital number, since it uses as much as digits as its factorization.

1313201203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4195844.

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

The square root of 1313201203 is about 36238.1180940733. The cubic root of 1313201203 is about 1095.0747300666.

Adding to 1313201203 its reverse (3021023131), we get a palindrome (4334224334).

The spelling of 1313201203 in words is "one billion, three hundred thirteen million, two hundred one thousand, two hundred three".