4003042401 has 6 divisors (see below), whose sum is σ = 5782172370. Its totient is φ = 2668694928.

The previous prime is 4003042397. The next prime is 4003042403. The reversal of 4003042401 is 1042403004.

4003042401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2629228176 + 1373814225 = 51276^2 + 37065^2 .

It is not a de Polignac number, because 4003042401 - 2² = 4003042397 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4003042403) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 222391236 + ... + 222391253.

It is an arithmetic number, because the mean of its divisors is an integer number (963695395).

Almost surely, 2^4003042401 is an apocalyptic number.

It is an amenable number.

4003042401 is a deficient number, since it is larger than the sum of its proper divisors (1779129969).

4003042401 is a wasteful number, since it uses less digits than its factorization.

4003042401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444782495 (or 444782492 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 4003042401 is about 63269.6009233502. The cubic root of 4003042401 is about 1587.8034091868.

Adding to 4003042401 its reverse (1042403004), we get a palindrome (5045445405).

The spelling of 4003042401 in words is "four billion, three million, forty-two thousand, four hundred one".