45302243 has 4 divisors (see below), whose sum is σ = 51774000. Its totient is φ = 38830488.

The previous prime is 45302239. The next prime is 45302261. The reversal of 45302243 is 34220354.

45302243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45302243 - 2² = 45302239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45302273) 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 in 3 ways as a sum of consecutive naturals, for example, 3235868 + ... + 3235881.

It is an arithmetic number, because the mean of its divisors is an integer number (12943500).

Almost surely, 2^45302243 is an apocalyptic number.

45302243 is a deficient number, since it is larger than the sum of its proper divisors (6471757).

45302243 is an equidigital number, since it uses as much as digits as its factorization.

45302243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6471756.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 45302243 is about 6730.6940949652. The cubic root of 45302243 is about 356.4838846645.

Adding to 45302243 its reverse (34220354), we get a palindrome (79522597).

The spelling of 45302243 in words is "forty-five million, three hundred two thousand, two hundred forty-three".