4001342043 has 16 divisors (see below), whose sum is σ = 5390012160. Its totient is φ = 2640146784.

The previous prime is 4001342027. The next prime is 4001342089. The reversal of 4001342043 is 3402431004.

It is not a de Polignac number, because 4001342043 - 2⁴ = 4001342027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4001347043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 859480 + ... + 864122.

It is an arithmetic number, because the mean of its divisors is an integer number (336875760).

Almost surely, 2^4001342043 is an apocalyptic number.

4001342043 is a deficient number, since it is larger than the sum of its proper divisors (1388670117).

4001342043 is a wasteful number, since it uses less digits than its factorization.

4001342043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7538.

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

The square root of 4001342043 is about 63256.1620950876. The cubic root of 4001342043 is about 1587.5785621567.

Adding to 4001342043 its reverse (3402431004), we get a palindrome (7403773047).

The spelling of 4001342043 in words is "four billion, one million, three hundred forty-two thousand, forty-three".