2143433733 has 16 divisors (see below), whose sum is σ = 3408193536. Its totient is φ = 1171566000.

The previous prime is 2143433723. The next prime is 2143433741. The reversal of 2143433733 is 3373343412.

It is not a de Polignac number, because 2143433733 - 2¹² = 2143429637 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2143433694 and 2143433703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2143433723) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2218393 + ... + 2219358.

It is an arithmetic number, because the mean of its divisors is an integer number (213012096).

Almost surely, 2^2143433733 is an apocalyptic number.

2143433733 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2143433733 is a deficient number, since it is larger than the sum of its proper divisors (1264759803).

2143433733 is a wasteful number, since it uses less digits than its factorization.

2143433733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4437784.

The product of its digits is 54432, while the sum is 33.

The square root of 2143433733 is about 46297.2324550831. The cubic root of 2143433733 is about 1289.3476125572.

The spelling of 2143433733 in words is "two billion, one hundred forty-three million, four hundred thirty-three thousand, seven hundred thirty-three".