315666323 has 8 divisors (see below), whose sum is σ = 379749120. Its totient is φ = 256330440.

The previous prime is 315666313. The next prime is 315666331. The reversal of 315666323 is 323666513.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 315666323 - 2⁶ = 315666259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (315666313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1186583 + ... + 1186848.

It is an arithmetic number, because the mean of its divisors is an integer number (47468640).

Almost surely, 2^315666323 is an apocalyptic number.

315666323 is a deficient number, since it is larger than the sum of its proper divisors (64082797).

315666323 is a wasteful number, since it uses less digits than its factorization.

315666323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2373457.

The product of its digits is 58320, while the sum is 35.

The square root of 315666323 is about 17767.0009568301. Note that the first 3 decimals coincide. The cubic root of 315666323 is about 680.8886327676. Note that the first 3 decimals are identical.

The spelling of 315666323 in words is "three hundred fifteen million, six hundred sixty-six thousand, three hundred twenty-three".