3832440121 has 2 divisors, whose sum is σ = 3832440122. Its totient is φ = 3832440120.

The previous prime is 3832440119. The next prime is 3832440149. The reversal of 3832440121 is 1210442383.

It is an a-pointer prime, because the next prime (3832440149) can be obtained adding 3832440121 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3785325625 + 47114496 = 61525^2 + 6864^2 .

It is a cyclic number.

It is not a de Polignac number, because 3832440121 - 2¹ = 3832440119 is a prime.

Together with 3832440119, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 3832440121.

It is not a weakly prime, because it can be changed into another prime (3832440151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1916220060 + 1916220061.

It is an arithmetic number, because the mean of its divisors is an integer number (1916220061).

Almost surely, 2^3832440121 is an apocalyptic number.

It is an amenable number.

3832440121 is a deficient number, since it is larger than the sum of its proper divisors (1).

3832440121 is an equidigital number, since it uses as much as digits as its factorization.

3832440121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 3832440121 is about 61906.7049761171. The cubic root of 3832440121 is about 1564.9187450455.

The spelling of 3832440121 in words is "three billion, eight hundred thirty-two million, four hundred forty thousand, one hundred twenty-one".