450111323 has 4 divisors (see below), whose sum is σ = 450363048. Its totient is φ = 449859600.

The previous prime is 450111317. The next prime is 450111341. The reversal of 450111323 is 323111054.

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

It is a cyclic number.

It is not a de Polignac number, because 450111323 - 2¹⁶ = 450045787 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 450111295 and 450111304.

It is not an unprimeable number, because it can be changed into a prime (450111223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123161 + ... + 126762.

It is an arithmetic number, because the mean of its divisors is an integer number (112590762).

Almost surely, 2^450111323 is an apocalyptic number.

450111323 is a deficient number, since it is larger than the sum of its proper divisors (251725).

450111323 is a wasteful number, since it uses less digits than its factorization.

450111323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251724.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 450111323 is about 21215.8271816114. The cubic root of 450111323 is about 766.3726181945.

Adding to 450111323 its reverse (323111054), we get a palindrome (773222377).

The spelling of 450111323 in words is "four hundred fifty million, one hundred eleven thousand, three hundred twenty-three".