1313442003 has 16 divisors (see below), whose sum is σ = 1765764000. Its totient is φ = 868392960.

The previous prime is 1313441999. The next prime is 1313442017. The reversal of 1313442003 is 3002443131.

It is not a de Polignac number, because 1313442003 - 2² = 1313441999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1313452003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 341833 + ... + 345653.

It is an arithmetic number, because the mean of its divisors is an integer number (110360250).

Almost surely, 2^1313442003 is an apocalyptic number.

1313442003 is a deficient number, since it is larger than the sum of its proper divisors (452321997).

1313442003 is a wasteful number, since it uses less digits than its factorization.

1313442003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4742.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 1313442003 is about 36241.4404101162. The cubic root of 1313442003 is about 1095.1416601197.

Adding to 1313442003 its reverse (3002443131), we get a palindrome (4315885134).

The spelling of 1313442003 in words is "one billion, three hundred thirteen million, four hundred forty-two thousand, three".