4312000443 has 4 divisors (see below), whose sum is σ = 5749333928. Its totient is φ = 2874666960.

The previous prime is 4312000423. The next prime is 4312000481. The reversal of 4312000443 is 3440002134.

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

It is not a de Polignac number, because 4312000443 - 2⁶ = 4312000379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4312000423) 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, 718666738 + ... + 718666743.

It is an arithmetic number, because the mean of its divisors is an integer number (1437333482).

Almost surely, 2^4312000443 is an apocalyptic number.

4312000443 is a deficient number, since it is larger than the sum of its proper divisors (1437333485).

4312000443 is a wasteful number, since it uses less digits than its factorization.

4312000443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1437333484.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 4312000443 is about 65665.8240106678. The cubic root of 4312000443 is about 1627.6446646191.

Adding to 4312000443 its reverse (3440002134), we get a palindrome (7752002577).

The spelling of 4312000443 in words is "four billion, three hundred twelve million, four hundred forty-three", and thus it is an aban number.