43983455 has 4 divisors (see below), whose sum is σ = 52780152. Its totient is φ = 35186760.

The previous prime is 43983421. The next prime is 43983463. The reversal of 43983455 is 55438934.

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

It is not a de Polignac number, because 43983455 - 2⁶ = 43983391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4398341 + ... + 4398350.

It is an arithmetic number, because the mean of its divisors is an integer number (13195038).

Almost surely, 2^43983455 is an apocalyptic number.

43983455 is a deficient number, since it is larger than the sum of its proper divisors (8796697).

43983455 is an equidigital number, since it uses as much as digits as its factorization.

43983455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8796696.

The product of its digits is 259200, while the sum is 41.

The square root of 43983455 is about 6632.0023371528. The cubic root of 43983455 is about 352.9905782782.

The spelling of 43983455 in words is "forty-three million, nine hundred eighty-three thousand, four hundred fifty-five".