165233351 has 2 divisors, whose sum is σ = 165233352. Its totient is φ = 165233350.

The previous prime is 165233333. The next prime is 165233381. The reversal of 165233351 is 153332561.

165233351 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 165233351 - 2¹⁸ = 164971207 is a prime.

It is a Chen prime.

It is equal to p_9251264 and since 165233351 and 9251264 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (165233381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82616675 + 82616676.

It is an arithmetic number, because the mean of its divisors is an integer number (82616676).

Almost surely, 2^165233351 is an apocalyptic number.

165233351 is a deficient number, since it is larger than the sum of its proper divisors (1).

165233351 is an equidigital number, since it uses as much as digits as its factorization.

165233351 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8100, while the sum is 29.

The square root of 165233351 is about 12854.3125448232. The cubic root of 165233351 is about 548.7390960935.

The spelling of 165233351 in words is "one hundred sixty-five million, two hundred thirty-three thousand, three hundred fifty-one".