165233093 has 2 divisors, whose sum is σ = 165233094. Its totient is φ = 165233092.

The previous prime is 165233077. The next prime is 165233111. The reversal of 165233093 is 390332561.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 150356644 + 14876449 = 12262^2 + 3857^2 .

It is a cyclic number.

It is not a de Polignac number, because 165233093 - 2⁴ = 165233077 is a prime.

It is a super-3 number, since 3×165233093³ (a number of 26 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (165233023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82616546 + 82616547.

It is an arithmetic number, because the mean of its divisors is an integer number (82616547).

Almost surely, 2^165233093 is an apocalyptic number.

It is an amenable number.

165233093 is a deficient number, since it is larger than the sum of its proper divisors (1).

165233093 is an equidigital number, since it uses as much as digits as its factorization.

165233093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14580, while the sum is 32.

The square root of 165233093 is about 12854.3025092768. The cubic root of 165233093 is about 548.7388104878.

The spelling of 165233093 in words is "one hundred sixty-five million, two hundred thirty-three thousand, ninety-three".