2000001403 has 4 divisors (see below), whose sum is σ = 2000130448. Its totient is φ = 1999872360.

The previous prime is 2000001379. The next prime is 2000001413. The reversal of 2000001403 is 3041000002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2000001403 - 2¹⁷ = 1999870331 is a prime.

It is a super-2 number, since 2×2000001403² = 8000011224003936818, which contains 22 as substring.

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 2000001403.

It is not an unprimeable number, because it can be changed into a prime (2000001413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37503 + ... + 73528.

It is an arithmetic number, because the mean of its divisors is an integer number (500032612).

Almost surely, 2^2000001403 is an apocalyptic number.

2000001403 is a deficient number, since it is larger than the sum of its proper divisors (129045).

2000001403 is a wasteful number, since it uses less digits than its factorization.

2000001403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129044.

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 2000001403 is about 44721.3752360099. The cubic root of 2000001403 is about 1259.9213445063.

Adding to 2000001403 its reverse (3041000002), we get a palindrome (5041001405).

The spelling of 2000001403 in words is "two billion, one thousand, four hundred three".