6993140233 has 2 divisors, whose sum is σ = 6993140234. Its totient is φ = 6993140232.

The previous prime is 6993140137. The next prime is 6993140291. The reversal of 6993140233 is 3320413996.

6993140233 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6096017929 + 897122304 = 78077^2 + 29952^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6993140233 is a prime.

It is not a weakly prime, because it can be changed into another prime (6993140333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3496570116 + 3496570117.

It is an arithmetic number, because the mean of its divisors is an integer number (3496570117).

Almost surely, 2^6993140233 is an apocalyptic number.

It is an amenable number.

6993140233 is a deficient number, since it is larger than the sum of its proper divisors (1).

6993140233 is an equidigital number, since it uses as much as digits as its factorization.

6993140233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 104976, while the sum is 40.

The square root of 6993140233 is about 83624.9976562033. The cubic root of 6993140233 is about 1912.3061089154.

The spelling of 6993140233 in words is "six billion, nine hundred ninety-three million, one hundred forty thousand, two hundred thirty-three".