45052243 has 4 divisors (see below), whose sum is σ = 45473400. Its totient is φ = 44631088.

The previous prime is 45052237. The next prime is 45052253. The reversal of 45052243 is 34225054.

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 45052243 - 2¹⁷ = 44921171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45052253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 210418 + ... + 210631.

It is an arithmetic number, because the mean of its divisors is an integer number (11368350).

Almost surely, 2^45052243 is an apocalyptic number.

45052243 is a deficient number, since it is larger than the sum of its proper divisors (421157).

45052243 is a wasteful number, since it uses less digits than its factorization.

45052243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421156.

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 45052243 is about 6712.0967662870. The cubic root of 45052243 is about 355.8269237176.

Adding to 45052243 its reverse (34225054), we get a palindrome (79277297).

The spelling of 45052243 in words is "forty-five million, fifty-two thousand, two hundred forty-three".