45171443 has 2 divisors, whose sum is σ = 45171444. Its totient is φ = 45171442.

The previous prime is 45171437. The next prime is 45171449. The reversal of 45171443 is 34417154.

It is a happy number.

45171443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (45171437) and next prime (45171449).

It is a cyclic number.

It is not a de Polignac number, because 45171443 - 2²⁰ = 44122867 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (45171449) 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 as a sum of consecutive naturals, namely, 22585721 + 22585722.

It is an arithmetic number, because the mean of its divisors is an integer number (22585722).

Almost surely, 2^45171443 is an apocalyptic number.

45171443 is a deficient number, since it is larger than the sum of its proper divisors (1).

45171443 is an equidigital number, since it uses as much as digits as its factorization.

45171443 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6720, while the sum is 29.

The square root of 45171443 is about 6720.9703912456. The cubic root of 45171443 is about 356.1404650221.

Adding to 45171443 its reverse (34417154), we get a palindrome (79588597).

The spelling of 45171443 in words is "forty-five million, one hundred seventy-one thousand, four hundred forty-three".