45543345 has 32 divisors (see below), whose sum is σ = 74535552. Its totient is φ = 23741952.

The previous prime is 45543331. The next prime is 45543349. The reversal of 45543345 is 54334554.

It is not a de Polignac number, because 45543345 - 2¹⁹ = 45019057 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (45543349) 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 in 31 ways as a sum of consecutive naturals, for example, 195349 + ... + 195581.

It is an arithmetic number, because the mean of its divisors is an integer number (2329236).

Almost surely, 2^45543345 is an apocalyptic number.

It is an amenable number.

45543345 is a deficient number, since it is larger than the sum of its proper divisors (28992207).

45543345 is a wasteful number, since it uses less digits than its factorization.

45543345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481.

The product of its digits is 72000, while the sum is 33.

The square root of 45543345 is about 6748.5809619504. The cubic root of 45543345 is about 357.1151775500.

Adding to 45543345 its reverse (54334554), we get a palindrome (99877899).

The spelling of 45543345 in words is "forty-five million, five hundred forty-three thousand, three hundred forty-five".