2043888963 has 4 divisors (see below), whose sum is σ = 2725185288. Its totient is φ = 1362592640.

The previous prime is 2043888923. The next prime is 2043888989. The reversal of 2043888963 is 3698883402.

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 2043888963 - 2¹² = 2043884867 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2043888923) 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, 340648158 + ... + 340648163.

It is an arithmetic number, because the mean of its divisors is an integer number (681296322).

Almost surely, 2^2043888963 is an apocalyptic number.

2043888963 is a deficient number, since it is larger than the sum of its proper divisors (681296325).

2043888963 is an equidigital number, since it uses as much as digits as its factorization.

2043888963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 681296324.

The product of its (nonzero) digits is 1990656, while the sum is 51.

The square root of 2043888963 is about 45209.3902082300. The cubic root of 2043888963 is about 1269.0705504440.

The spelling of 2043888963 in words is "two billion, forty-three million, eight hundred eighty-eight thousand, nine hundred sixty-three".