235043166893 has 2 divisors, whose sum is σ = 235043166894. Its totient is φ = 235043166892.

The previous prime is 235043166887. The next prime is 235043166971. The reversal of 235043166893 is 398661340532.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 143559905449 + 91483261444 = 378893^2 + 302462^2 .

It is a cyclic number.

It is not a de Polignac number, because 235043166893 - 2¹⁶ = 235043101357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (235043165893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117521583446 + 117521583447.

It is an arithmetic number, because the mean of its divisors is an integer number (117521583447).

Almost surely, 2^235043166893 is an apocalyptic number.

It is an amenable number.

235043166893 is a deficient number, since it is larger than the sum of its proper divisors (1).

235043166893 is an equidigital number, since it uses as much as digits as its factorization.

235043166893 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2799360, while the sum is 50.

The spelling of 235043166893 in words is "two hundred thirty-five billion, forty-three million, one hundred sixty-six thousand, eight hundred ninety-three".