2143423233 has 12 divisors (see below), whose sum is σ = 3538349568. Its totient is φ = 1224813240.

The previous prime is 2143423171. The next prime is 2143423309. The reversal of 2143423233 is 3323243412.

2143423233 is a `hidden beast` number, since 2 + 1 + 4 + 3 + 423 + 233 = 666.

It is not a de Polignac number, because 2143423233 - 2⁶ = 2143423169 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2143423197 and 2143423206.

It is not an unprimeable number, because it can be changed into a prime (2143423333) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17011233 + ... + 17011358.

It is an arithmetic number, because the mean of its divisors is an integer number (294862464).

Almost surely, 2^2143423233 is an apocalyptic number.

It is an amenable number.

2143423233 is a deficient number, since it is larger than the sum of its proper divisors (1394926335).

2143423233 is a wasteful number, since it uses less digits than its factorization.

2143423233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34022604 (or 34022601 counting only the distinct ones).

The product of its digits is 10368, while the sum is 27.

The square root of 2143423233 is about 46297.1190572372. The cubic root of 2143423233 is about 1289.3455071858.

Adding to 2143423233 its reverse (3323243412), we get a palindrome (5466666645).

The spelling of 2143423233 in words is "two billion, one hundred forty-three million, four hundred twenty-three thousand, two hundred thirty-three".