320453123 has 8 divisors (see below), whose sum is σ = 327354048. Its totient is φ = 313624744.

The previous prime is 320453113. The next prime is 320453129. The reversal of 320453123 is 321354023.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320453123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320453129) 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 7 ways as a sum of consecutive naturals, for example, 9161 + ... + 26922.

It is an arithmetic number, because the mean of its divisors is an integer number (40919256).

Almost surely, 2^320453123 is an apocalyptic number.

320453123 is a deficient number, since it is larger than the sum of its proper divisors (6900925).

320453123 is a wasteful number, since it uses less digits than its factorization.

320453123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36273.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 320453123 is about 17901.2045125461. The cubic root of 320453123 is about 684.3130720025.

The spelling of 320453123 in words is "three hundred twenty million, four hundred fifty-three thousand, one hundred twenty-three".