4001103043 has 8 divisors (see below), whose sum is σ = 4573353312. Its totient is φ = 3429018816.

The previous prime is 4001103037. The next prime is 4001103047. The reversal of 4001103043 is 3403011004.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4001103043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4001103047) 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, 15321 + ... + 90757.

It is an arithmetic number, because the mean of its divisors is an integer number (571669164).

Almost surely, 2^4001103043 is an apocalyptic number.

4001103043 is a deficient number, since it is larger than the sum of its proper divisors (572250269).

4001103043 is an equidigital number, since it uses as much as digits as its factorization.

4001103043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83021.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 4001103043 is about 63254.2729228627. The cubic root of 4001103043 is about 1587.5469528593.

Adding to 4001103043 its reverse (3403011004), we get a palindrome (7404114047).

The spelling of 4001103043 in words is "four billion, one million, one hundred three thousand, forty-three".