45328223 has 2 divisors, whose sum is σ = 45328224. Its totient is φ = 45328222.

The previous prime is 45328183. The next prime is 45328229. The reversal of 45328223 is 32282354.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45328223 - 2⁶ = 45328159 is a prime.

It is equal to p_2736911 and since 45328223 and 2736911 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45328229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22664111 + 22664112.

It is an arithmetic number, because the mean of its divisors is an integer number (22664112).

Almost surely, 2^45328223 is an apocalyptic number.

45328223 is a deficient number, since it is larger than the sum of its proper divisors (1).

45328223 is an equidigital number, since it uses as much as digits as its factorization.

45328223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11520, while the sum is 29.

The square root of 45328223 is about 6732.6237827462. The cubic root of 45328223 is about 356.5520172841.

The spelling of 45328223 in words is "forty-five million, three hundred twenty-eight thousand, two hundred twenty-three".