43024121 has 4 divisors (see below), whose sum is σ = 49170432. Its totient is φ = 36877812.

The previous prime is 43024109. The next prime is 43024141. The reversal of 43024121 is 12142034.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 12142034 = 2 ⋅6071017.

It is a cyclic number.

It is not a de Polignac number, because 43024121 - 2⁶ = 43024057 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 43024121.

It is not an unprimeable number, because it can be changed into a prime (43024141) 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, 3073145 + ... + 3073158.

It is an arithmetic number, because the mean of its divisors is an integer number (12292608).

Almost surely, 2^43024121 is an apocalyptic number.

It is an amenable number.

43024121 is a deficient number, since it is larger than the sum of its proper divisors (6146311).

43024121 is an equidigital number, since it uses as much as digits as its factorization.

43024121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6146310.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 43024121 is about 6559.2774754541. The cubic root of 43024121 is about 350.4053019056.

Adding to 43024121 its reverse (12142034), we get a palindrome (55166155).

It can be divided in two parts, 4 and 3024121, that multiplied together give a square (12096484 = 3478²).

The spelling of 43024121 in words is "forty-three million, twenty-four thousand, one hundred twenty-one".