2043003401 has 8 divisors (see below), whose sum is σ = 2092416480. Its totient is φ = 1993676832.

The previous prime is 2043003371. The next prime is 2043003409. The reversal of 2043003401 is 1043003402.

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-2043003401 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2043003401.

It is not an unprimeable number, because it can be changed into a prime (2043003409) 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, 27506 + ... + 69588.

It is an arithmetic number, because the mean of its divisors is an integer number (261552060).

Almost surely, 2^2043003401 is an apocalyptic number.

It is an amenable number.

2043003401 is a deficient number, since it is larger than the sum of its proper divisors (49413079).

2043003401 is a wasteful number, since it uses less digits than its factorization.

2043003401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43255.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 2043003401 is about 45199.5951419921. The cubic root of 2043003401 is about 1268.8872392785.

Adding to 2043003401 its reverse (1043003402), we get a palindrome (3086006803).

Subtracting from 2043003401 its reverse (1043003402), we obtain a palindrome (999999999).

The spelling of 2043003401 in words is "two billion, forty-three million, three thousand, four hundred one".