1313334203 has 4 divisors (see below), whose sum is σ = 1348829760. Its totient is φ = 1277838648.

The previous prime is 1313334199. The next prime is 1313334221. The reversal of 1313334203 is 3024333131.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3024333131 = 463 ⋅6532037.

It is a cyclic number.

It is not a de Polignac number, because 1313334203 - 2² = 1313334199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1313334233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17747723 + ... + 17747796.

It is an arithmetic number, because the mean of its divisors is an integer number (337207440).

Almost surely, 2^1313334203 is an apocalyptic number.

1313334203 is a deficient number, since it is larger than the sum of its proper divisors (35495557).

1313334203 is an equidigital number, since it uses as much as digits as its factorization.

1313334203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35495556.

The product of its (nonzero) digits is 1944, while the sum is 23.

The square root of 1313334203 is about 36239.9531318681. The cubic root of 1313334203 is about 1095.1116982585. Note that the first 3 decimals are identical.

Adding to 1313334203 its reverse (3024333131), we get a palindrome (4337667334).

The spelling of 1313334203 in words is "one billion, three hundred thirteen million, three hundred thirty-four thousand, two hundred three".