4312404443 has 4 divisors (see below), whose sum is σ = 4312629240. Its totient is φ = 4312179648.

The previous prime is 4312404403. The next prime is 4312404463. The reversal of 4312404443 is 3444042134.

It is a happy number.

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 4312404443 - 2¹² = 4312400347 is a prime.

It is a super-2 number, since 2×4312404443² = 37193664160012280498, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4312404403) 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, 80630 + ... + 122987.

It is an arithmetic number, because the mean of its divisors is an integer number (1078157310).

Almost surely, 2^4312404443 is an apocalyptic number.

4312404443 is a deficient number, since it is larger than the sum of its proper divisors (224797).

4312404443 is a wasteful number, since it uses less digits than its factorization.

4312404443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224796.

The product of its (nonzero) digits is 18432, while the sum is 29.

The square root of 4312404443 is about 65668.9001202243. The cubic root of 4312404443 is about 1627.6954954664.

Adding to 4312404443 its reverse (3444042134), we get a palindrome (7756446577).

The spelling of 4312404443 in words is "four billion, three hundred twelve million, four hundred four thousand, four hundred forty-three".