45444543 has 8 divisors (see below), whose sum is σ = 62547456. Its totient is φ = 29319000.

The previous prime is 45444533. The next prime is 45444569. The reversal of 45444543 is 34544454.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45444543 - 2¹³ = 45436351 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45444533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 244233 + ... + 244418.

It is an arithmetic number, because the mean of its divisors is an integer number (7818432).

Almost surely, 2^45444543 is an apocalyptic number.

45444543 is a deficient number, since it is larger than the sum of its proper divisors (17102913).

45444543 is a wasteful number, since it uses less digits than its factorization.

45444543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488685.

The product of its digits is 76800, while the sum is 33.

The square root of 45444543 is about 6741.2567819361. The cubic root of 45444543 is about 356.8567479928.

Adding to 45444543 its reverse (34544454), we get a palindrome (79988997).

The spelling of 45444543 in words is "forty-five million, four hundred forty-four thousand, five hundred forty-three".