4121344433 has 2 divisors, whose sum is σ = 4121344434. Its totient is φ = 4121344432.

The previous prime is 4121344421. The next prime is 4121344453. The reversal of 4121344433 is 3344431214.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2100572224 + 2020772209 = 45832^2 + 44953^2 .

It is a cyclic number.

It is not a de Polignac number, because 4121344433 - 2⁸ = 4121344177 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4121344396 and 4121344405.

It is not a weakly prime, because it can be changed into another prime (4121344453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2060672216 + 2060672217.

It is an arithmetic number, because the mean of its divisors is an integer number (2060672217).

Almost surely, 2^4121344433 is an apocalyptic number.

It is an amenable number.

4121344433 is a deficient number, since it is larger than the sum of its proper divisors (1).

4121344433 is an equidigital number, since it uses as much as digits as its factorization.

4121344433 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13824, while the sum is 29.

The square root of 4121344433 is about 64197.6980350542. The cubic root of 4121344433 is about 1603.2932731992.

Adding to 4121344433 its reverse (3344431214), we get a palindrome (7465775647).

The spelling of 4121344433 in words is "four billion, one hundred twenty-one million, three hundred forty-four thousand, four hundred thirty-three".