18097323 has 8 divisors (see below), whose sum is σ = 24150336. Its totient is φ = 12054600.

The previous prime is 18097309. The next prime is 18097337. The reversal of 18097323 is 32379081.

It is an interprime number because it is at equal distance from previous prime (18097309) and next prime (18097337).

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

It is not a de Polignac number, because 18097323 - 2⁴ = 18097307 is a prime.

It is not an unprimeable number, because it can be changed into a prime (18097393) 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, 3768 + ... + 7098.

It is an arithmetic number, because the mean of its divisors is an integer number (3018792).

Almost surely, 2^18097323 is an apocalyptic number.

18097323 is a deficient number, since it is larger than the sum of its proper divisors (6053013).

18097323 is a wasteful number, since it uses less digits than its factorization.

18097323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5145.

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 18097323 is about 4254.0948508467. The cubic root of 18097323 is about 262.5456210958.

The spelling of 18097323 in words is "eighteen million, ninety-seven thousand, three hundred twenty-three".