313142003 has 2 divisors, whose sum is σ = 313142004. Its totient is φ = 313142002.

The previous prime is 313141999. The next prime is 313142009. The reversal of 313142003 is 300241313.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (300241313) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 313142003 - 2² = 313141999 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (313142009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156571001 + 156571002.

It is an arithmetic number, because the mean of its divisors is an integer number (156571002).

Almost surely, 2^313142003 is an apocalyptic number.

313142003 is a deficient number, since it is larger than the sum of its proper divisors (1).

313142003 is an equidigital number, since it uses as much as digits as its factorization.

313142003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 313142003 is about 17695.8187999312. The cubic root of 313142003 is about 679.0687967437.

Adding to 313142003 its reverse (300241313), we get a palindrome (613383316).

The spelling of 313142003 in words is "three hundred thirteen million, one hundred forty-two thousand, three".