230028118693 has 2 divisors, whose sum is σ = 230028118694. Its totient is φ = 230028118692.

The previous prime is 230028118631. The next prime is 230028118703. The reversal of 230028118693 is 396811820032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 154670731524 + 75357387169 = 393282^2 + 274513^2 .

It is a cyclic number.

It is not a de Polignac number, because 230028118693 - 2⁹ = 230028118181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (230028118193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115014059346 + 115014059347.

It is an arithmetic number, because the mean of its divisors is an integer number (115014059347).

Almost surely, 2^230028118693 is an apocalyptic number.

It is an amenable number.

230028118693 is a deficient number, since it is larger than the sum of its proper divisors (1).

230028118693 is an equidigital number, since it uses as much as digits as its factorization.

230028118693 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 124416, while the sum is 43.

The spelling of 230028118693 in words is "two hundred thirty billion, twenty-eight million, one hundred eighteen thousand, six hundred ninety-three".