45163223 has 4 divisors (see below), whose sum is σ = 51615120. Its totient is φ = 38711328.

The previous prime is 45163219. The next prime is 45163243. The reversal of 45163223 is 32236154.

45163223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 45163223 - 2² = 45163219 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45163192 and 45163201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45163243) 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, 3225938 + ... + 3225951.

It is an arithmetic number, because the mean of its divisors is an integer number (12903780).

Almost surely, 2^45163223 is an apocalyptic number.

45163223 is a deficient number, since it is larger than the sum of its proper divisors (6451897).

45163223 is an equidigital number, since it uses as much as digits as its factorization.

45163223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6451896.

The product of its digits is 4320, while the sum is 26.

The square root of 45163223 is about 6720.3588445856. The cubic root of 45163223 is about 356.1188610173.

Adding to 45163223 its reverse (32236154), we get a palindrome (77399377).

The spelling of 45163223 in words is "forty-five million, one hundred sixty-three thousand, two hundred twenty-three".