1313212003 has 2 divisors, whose sum is σ = 1313212004. Its totient is φ = 1313212002.

The previous prime is 1313211997. The next prime is 1313212009. The reversal of 1313212003 is 3002123131.

It is a balanced prime because it is at equal distance from previous prime (1313211997) and next prime (1313212009).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1313212003 is a prime.

It is not a weakly prime, because it can be changed into another prime (1313212009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656606001 + 656606002.

It is an arithmetic number, because the mean of its divisors is an integer number (656606002).

Almost surely, 2^1313212003 is an apocalyptic number.

1313212003 is a deficient number, since it is larger than the sum of its proper divisors (1).

1313212003 is an equidigital number, since it uses as much as digits as its factorization.

1313212003 is an odious number, because the sum of its binary digits is odd.

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

The square root of 1313212003 is about 36238.2671081276. The cubic root of 1313212003 is about 1095.0777320881.

Adding to 1313212003 its reverse (3002123131), we get a palindrome (4315335134).

The spelling of 1313212003 in words is "one billion, three hundred thirteen million, two hundred twelve thousand, three".