4021042343 has 8 divisors (see below), whose sum is σ = 4040015760. Its totient is φ = 4002088320.

The previous prime is 4021042313. The next prime is 4021042379. The reversal of 4021042343 is 3432401204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4021042343 - 2⁸ = 4021042087 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 (4021042313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 562073 + ... + 569181.

It is an arithmetic number, because the mean of its divisors is an integer number (505001970).

Almost surely, 2^4021042343 is an apocalyptic number.

4021042343 is a deficient number, since it is larger than the sum of its proper divisors (18973417).

4021042343 is a wasteful number, since it uses less digits than its factorization.

4021042343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9697.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 4021042343 is about 63411.6893246032. The cubic root of 4021042343 is about 1590.1797382613.

Adding to 4021042343 its reverse (3432401204), we get a palindrome (7453443547).

The spelling of 4021042343 in words is "four billion, twenty-one million, forty-two thousand, three hundred forty-three".