165228353 has 2 divisors, whose sum is σ = 165228354. Its totient is φ = 165228352.

The previous prime is 165228331. The next prime is 165228367. The reversal of 165228353 is 353822561.

165228353 is digitally balanced in base 2, 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., 163660849 + 1567504 = 12793^2 + 1252^2 .

It is a cyclic number.

It is not a de Polignac number, because 165228353 - 2¹⁰ = 165227329 is a prime.

It is not a weakly prime, because it can be changed into another prime (165228383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82614176 + 82614177.

It is an arithmetic number, because the mean of its divisors is an integer number (82614177).

Almost surely, 2^165228353 is an apocalyptic number.

It is an amenable number.

165228353 is a deficient number, since it is larger than the sum of its proper divisors (1).

165228353 is an equidigital number, since it uses as much as digits as its factorization.

165228353 is an evil number, because the sum of its binary digits is even.

The product of its digits is 43200, while the sum is 35.

The square root of 165228353 is about 12854.1181338900. The cubic root of 165228353 is about 548.7335632605.

The spelling of 165228353 in words is "one hundred sixty-five million, two hundred twenty-eight thousand, three hundred fifty-three".