4004311343 has 4 divisors (see below), whose sum is σ = 4014766848. Its totient is φ = 3993855840.

The previous prime is 4004311277. The next prime is 4004311357. The reversal of 4004311343 is 3431134004.

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 4004311343 - 2²² = 4000117039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4004311243) 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, 5227178 + ... + 5227943.

It is an arithmetic number, because the mean of its divisors is an integer number (1003691712).

Almost surely, 2^4004311343 is an apocalyptic number.

4004311343 is a deficient number, since it is larger than the sum of its proper divisors (10455505).

4004311343 is a wasteful number, since it uses less digits than its factorization.

4004311343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10455504.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 4004311343 is about 63279.6281831681. The cubic root of 4004311343 is about 1587.9711663885.

Adding to 4004311343 its reverse (3431134004), we get a palindrome (7435445347).

The spelling of 4004311343 in words is "four billion, four million, three hundred eleven thousand, three hundred forty-three".