1313032203 has 48 divisors (see below), whose sum is σ = 2209109760. Its totient is φ = 736060608.

The previous prime is 1313032199. The next prime is 1313032223. The reversal of 1313032203 is 3022303131.

It is not a de Polignac number, because 1313032203 - 2² = 1313032199 is a prime.

It is a super-2 number, since 2×1313032203² = 3448107132230066418, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1313032223) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 733876 + ... + 735662.

It is an arithmetic number, because the mean of its divisors is an integer number (46023120).

Almost surely, 2^1313032203 is an apocalyptic number.

1313032203 is a deficient number, since it is larger than the sum of its proper divisors (896077557).

1313032203 is a wasteful number, since it uses less digits than its factorization.

1313032203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2016 (or 2013 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 1313032203 is about 36235.7862202547. The cubic root of 1313032203 is about 1095.0277518456.

Adding to 1313032203 its reverse (3022303131), we get a palindrome (4335335334).

The spelling of 1313032203 in words is "one billion, three hundred thirteen million, thirty-two thousand, two hundred three".