45118243 has 8 divisors (see below), whose sum is σ = 46008000. Its totient is φ = 44236608.

The previous prime is 45118231. The next prime is 45118247. The reversal of 45118243 is 34281154.

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

It is a cyclic number.

It is not a de Polignac number, because 45118243 - 2¹⁷ = 44987171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45118247) 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, 9855 + ... + 13687.

It is an arithmetic number, because the mean of its divisors is an integer number (5751000).

Almost surely, 2^45118243 is an apocalyptic number.

45118243 is a deficient number, since it is larger than the sum of its proper divisors (889757).

45118243 is a wasteful number, since it uses less digits than its factorization.

45118243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4061.

The product of its digits is 3840, while the sum is 28.

The square root of 45118243 is about 6717.0114634412. The cubic root of 45118243 is about 356.0005970406. Note that the first 3 decimals are identical.

Adding to 45118243 its reverse (34281154), we get a palindrome (79399397).

The spelling of 45118243 in words is "forty-five million, one hundred eighteen thousand, two hundred forty-three".