4241431121 has 4 divisors (see below), whose sum is σ = 4242316452. Its totient is φ = 4240545792.

The previous prime is 4241431093. The next prime is 4241431189. The reversal of 4241431121 is 1211341424.

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 837292096 + 3404139025 = 28936^2 + 58345^2 .

It is a cyclic number.

It is not a de Polignac number, because 4241431121 - 2¹⁸ = 4241168977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4241439121) 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, 435440 + ... + 445073.

It is an arithmetic number, because the mean of its divisors is an integer number (1060579113).

Almost surely, 2^4241431121 is an apocalyptic number.

It is an amenable number.

4241431121 is a deficient number, since it is larger than the sum of its proper divisors (885331).

4241431121 is an equidigital number, since it uses as much as digits as its factorization.

4241431121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 885330.

The product of its digits is 768, while the sum is 23.

The square root of 4241431121 is about 65126.2705902925. The cubic root of 4241431121 is about 1618.7165469531.

Adding to 4241431121 its reverse (1211341424), we get a palindrome (5452772545).

The spelling of 4241431121 in words is "four billion, two hundred forty-one million, four hundred thirty-one thousand, one hundred twenty-one".