106664323 has 4 divisors (see below), whose sum is σ = 106831368. Its totient is φ = 106497280.

The previous prime is 106664293. The next prime is 106664333. The reversal of 106664323 is 323466601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 323466601 = 227 ⋅1424963.

It is a cyclic number.

It is not a de Polignac number, because 106664323 - 2¹³ = 106656131 is a prime.

It is a super-2 number, since 2×106664323² = 22754555602096658, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (106664333) 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, 82561 + ... + 83842.

It is an arithmetic number, because the mean of its divisors is an integer number (26707842).

Almost surely, 2^106664323 is an apocalyptic number.

106664323 is a deficient number, since it is larger than the sum of its proper divisors (167045).

106664323 is an equidigital number, since it uses as much as digits as its factorization.

106664323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167044.

The product of its (nonzero) digits is 15552, while the sum is 31.

The square root of 106664323 is about 10327.8421269886. The cubic root of 106664323 is about 474.2489671681.

The spelling of 106664323 in words is "one hundred six million, six hundred sixty-four thousand, three hundred twenty-three".