4341243121 has 4 divisors (see below), whose sum is σ = 4341390192. Its totient is φ = 4341096052.

The previous prime is 4341243119. The next prime is 4341243161. The reversal of 4341243121 is 1213421434.

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.

It is a cyclic number.

It is not a de Polignac number, because 4341243121 - 2¹ = 4341243119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4341243161) 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, 12211 + ... + 93976.

It is an arithmetic number, because the mean of its divisors is an integer number (1085347548).

Almost surely, 2^4341243121 is an apocalyptic number.

It is an amenable number.

4341243121 is a deficient number, since it is larger than the sum of its proper divisors (147071).

4341243121 is a wasteful number, since it uses less digits than its factorization.

4341243121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147070.

The product of its digits is 2304, while the sum is 25.

The square root of 4341243121 is about 65888.1106194433. The cubic root of 4341243121 is about 1631.3157756325.

Adding to 4341243121 its reverse (1213421434), we get a palindrome (5554664555).

The spelling of 4341243121 in words is "four billion, three hundred forty-one million, two hundred forty-three thousand, one hundred twenty-one".