1315373 has 2 divisors, whose sum is σ = 1315374. Its totient is φ = 1315372.

The previous prime is 1315367. The next prime is 1315397. The reversal of 1315373 is 3735131.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1283689 + 31684 = 1133^2 + 178^2 .

It is a cyclic number.

It is not a de Polignac number, because 1315373 - 2⁶ = 1315309 is a prime.

It is a super-2 number, since 2×1315373² = 3460412258258, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1315073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 657686 + 657687.

It is an arithmetic number, because the mean of its divisors is an integer number (657687).

2^1315373 is an apocalyptic number.

It is an amenable number.

1315373 is a deficient number, since it is larger than the sum of its proper divisors (1).

1315373 is an equidigital number, since it uses as much as digits as its factorization.

1315373 is an evil number, because the sum of its binary digits is even.

The product of its digits is 945, while the sum is 23.

The square root of 1315373 is about 1146.8971183153. The cubic root of 1315373 is about 109.5678082681.

The spelling of 1315373 in words is "one million, three hundred fifteen thousand, three hundred seventy-three".