43383145 has 12 divisors (see below), whose sum is σ = 56373516. Its totient is φ = 32036160.

The previous prime is 43383127. The next prime is 43383157. The reversal of 43383145 is 54138334.

It can be written as a sum of positive squares in 6 ways, for example, as 3579664 + 39803481 = 1892^2 + 6309^2 .

It is not a de Polignac number, because 43383145 - 2¹¹ = 43381097 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24826 + ... + 26515.

It is an arithmetic number, because the mean of its divisors is an integer number (4697793).

Almost surely, 2^43383145 is an apocalyptic number.

It is an amenable number.

43383145 is a deficient number, since it is larger than the sum of its proper divisors (12990371).

43383145 is a wasteful number, since it uses less digits than its factorization.

43383145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51372 (or 51359 counting only the distinct ones).

The product of its digits is 17280, while the sum is 31.

The square root of 43383145 is about 6586.5882670773. The cubic root of 43383145 is about 351.3772806540.

The spelling of 43383145 in words is "forty-three million, three hundred eighty-three thousand, one hundred forty-five".