4221411523 has 16 divisors (see below), whose sum is σ = 4943040256. Its totient is φ = 3529643040.

The previous prime is 4221411517. The next prime is 4221411533. The reversal of 4221411523 is 3251141224.

It is not a de Polignac number, because 4221411523 - 2⁹ = 4221411011 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4221411533) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 235465 + ... + 252757.

It is an arithmetic number, because the mean of its divisors is an integer number (308940016).

Almost surely, 2^4221411523 is an apocalyptic number.

4221411523 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

4221411523 is a deficient number, since it is larger than the sum of its proper divisors (721628733).

4221411523 is a wasteful number, since it uses less digits than its factorization.

4221411523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18154.

The product of its digits is 1920, while the sum is 25.

The square root of 4221411523 is about 64972.3904670284. The cubic root of 4221411523 is about 1616.1657432759.

Adding to 4221411523 its reverse (3251141224), we get a palindrome (7472552747).

The spelling of 4221411523 in words is "four billion, two hundred twenty-one million, four hundred eleven thousand, five hundred twenty-three".