315373 has 2 divisors, whose sum is σ = 315374. Its totient is φ = 315372.

The previous prime is 315361. The next prime is 315377. The reversal of 315373 is 373513.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 293764 + 21609 = 542^2 + 147^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-315373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (315377) by changing a digit.

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

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157686 + 157687.

It is an arithmetic number, because the mean of its divisors is an integer number (157687).

2³¹⁵³⁷³ is an apocalyptic number.

It is an amenable number.

315373 is a deficient number, since it is larger than the sum of its proper divisors (1).

315373 is an equidigital number, since it uses as much as digits as its factorization.

315373 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 945, while the sum is 22.

The square root of 315373 is about 561.5808045153. The cubic root of 315373 is about 68.0677669296.

Adding to 315373 its reverse (373513), we get a palindrome (688886).

It can be divided in two parts, 3 and 15373, that added together give a square (15376 = 124²).

The spelling of 315373 in words is "three hundred fifteen thousand, three hundred seventy-three".