445532023 has 2 divisors, whose sum is σ = 445532024. Its totient is φ = 445532022.

The previous prime is 445531997. The next prime is 445532033. The reversal of 445532023 is 320235544.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 445532023 - 2⁹ = 445531511 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 445531982 and 445532000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (445532033) 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, 222766011 + 222766012.

It is an arithmetic number, because the mean of its divisors is an integer number (222766012).

Almost surely, 2^445532023 is an apocalyptic number.

445532023 is a deficient number, since it is larger than the sum of its proper divisors (1).

445532023 is an equidigital number, since it uses as much as digits as its factorization.

445532023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14400, while the sum is 28.

The square root of 445532023 is about 21107.6294974116. The cubic root of 445532023 is about 763.7648046396.

Adding to 445532023 its reverse (320235544), we get a palindrome (765767567).

The spelling of 445532023 in words is "four hundred forty-five million, five hundred thirty-two thousand, twenty-three".