4343311121 has 4 divisors (see below), whose sum is σ = 4493080500. Its totient is φ = 4193541744.

The previous prime is 4343311109. The next prime is 4343311123. The reversal of 4343311121 is 1211133434.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2832900625 + 1510410496 = 53225^2 + 38864^2 .

It is a cyclic number.

It is not a de Polignac number, because 4343311121 - 2⁶ = 4343311057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4343311123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74884646 + ... + 74884703.

It is an arithmetic number, because the mean of its divisors is an integer number (1123270125).

Almost surely, 2^4343311121 is an apocalyptic number.

It is an amenable number.

4343311121 is a deficient number, since it is larger than the sum of its proper divisors (149769379).

4343311121 is a wasteful number, since it uses less digits than its factorization.

4343311121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149769378.

The product of its digits is 864, while the sum is 23.

The square root of 4343311121 is about 65903.8020223416. The cubic root of 4343311121 is about 1631.5747663865.

Adding to 4343311121 its reverse (1211133434), we get a palindrome (5554444555).

The spelling of 4343311121 in words is "four billion, three hundred forty-three million, three hundred eleven thousand, one hundred twenty-one".