315532673 has 4 divisors (see below), whose sum is σ = 326413140. Its totient is φ = 304652208.

The previous prime is 315532627. The next prime is 315532727. The reversal of 315532673 is 376235513.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 112954384 + 202578289 = 10628^2 + 14233^2 .

It is a cyclic number.

It is not a de Polignac number, because 315532673 - 2¹⁰ = 315531649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (315532603) by changing a digit.

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

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5440190 + ... + 5440247.

It is an arithmetic number, because the mean of its divisors is an integer number (81603285).

Almost surely, 2^315532673 is an apocalyptic number.

It is an amenable number.

315532673 is a deficient number, since it is larger than the sum of its proper divisors (10880467).

315532673 is a wasteful number, since it uses less digits than its factorization.

315532673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10880466.

The product of its digits is 56700, while the sum is 35.

The square root of 315532673 is about 17763.2393723667. The cubic root of 315532673 is about 680.7925253644.

The spelling of 315532673 in words is "three hundred fifteen million, five hundred thirty-two thousand, six hundred seventy-three".