313135003 has 2 divisors, whose sum is σ = 313135004. Its totient is φ = 313135002.

The previous prime is 313135001. The next prime is 313135027. The reversal of 313135003 is 300531313.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 313135003 - 2¹ = 313135001 is a prime.

Together with 313135001, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (313135001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156567501 + 156567502.

It is an arithmetic number, because the mean of its divisors is an integer number (156567502).

Almost surely, 2^313135003 is an apocalyptic number.

313135003 is a deficient number, since it is larger than the sum of its proper divisors (1).

313135003 is an equidigital number, since it uses as much as digits as its factorization.

313135003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 405, while the sum is 19.

The square root of 313135003 is about 17695.6210119905. The cubic root of 313135003 is about 679.0637367210.

Adding to 313135003 its reverse (300531313), we get a palindrome (613666316).

The spelling of 313135003 in words is "three hundred thirteen million, one hundred thirty-five thousand, three".