43025243 has 4 divisors (see below), whose sum is σ = 43420080. Its totient is φ = 42630408.

The previous prime is 43025231. The next prime is 43025267. The reversal of 43025243 is 34252034.

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 43025243 - 2²⁰ = 41976667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43028243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 197255 + ... + 197472.

It is an arithmetic number, because the mean of its divisors is an integer number (10855020).

Almost surely, 2^43025243 is an apocalyptic number.

43025243 is a deficient number, since it is larger than the sum of its proper divisors (394837).

43025243 is a wasteful number, since it uses less digits than its factorization.

43025243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394836.

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

The square root of 43025243 is about 6559.3630026093. The cubic root of 43025243 is about 350.4083478817.

Adding to 43025243 its reverse (34252034), we get a palindrome (77277277).

The spelling of 43025243 in words is "forty-three million, twenty-five thousand, two hundred forty-three".