4261443323 has 4 divisors (see below), whose sum is σ = 4341847968. Its totient is φ = 4181038680.

The previous prime is 4261443299. The next prime is 4261443331. The reversal of 4261443323 is 3233441624.

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

It is a cyclic number.

It is not a de Polignac number, because 4261443323 - 2²² = 4257249019 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4261443323.

It is not an unprimeable number, because it can be changed into a prime (4261443343) 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 in 3 ways as a sum of consecutive naturals, for example, 40202243 + ... + 40202348.

It is an arithmetic number, because the mean of its divisors is an integer number (1085461992).

Almost surely, 2^4261443323 is an apocalyptic number.

4261443323 is a deficient number, since it is larger than the sum of its proper divisors (80404645).

4261443323 is an equidigital number, since it uses as much as digits as its factorization.

4261443323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80404644.

The product of its digits is 41472, while the sum is 32.

The square root of 4261443323 is about 65279.7313336996. The cubic root of 4261443323 is about 1621.2583987286.

Adding to 4261443323 its reverse (3233441624), we get a palindrome (7494884947).

The spelling of 4261443323 in words is "four billion, two hundred sixty-one million, four hundred forty-three thousand, three hundred twenty-three".