313000440423373 has 2 divisors, whose sum is σ = 313000440423374. Its totient is φ = 313000440423372.

The previous prime is 313000440423301. The next prime is 313000440423403. The reversal of 313000440423373 is 373324044000313.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 194634809540964 + 118365630882409 = 13951158^2 + 10879597^2 .

It is a cyclic number.

It is not a de Polignac number, because 313000440423373 - 2⁹ = 313000440422861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313000449423373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156500220211686 + 156500220211687.

It is an arithmetic number, because the mean of its divisors is an integer number (156500220211687).

Almost surely, 2^{313000440423373} is an apocalyptic number.

It is an amenable number.

313000440423373 is a deficient number, since it is larger than the sum of its proper divisors (1).

313000440423373 is an equidigital number, since it uses as much as digits as its factorization.

313000440423373 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 37.

Adding to 313000440423373 its reverse (373324044000313), we get a palindrome (686324484423686).

The spelling of 313000440423373 in words is "three hundred thirteen trillion, four hundred forty million, four hundred twenty-three thousand, three hundred seventy-three".