165029297 has 2 divisors, whose sum is σ = 165029298. Its totient is φ = 165029296.

The previous prime is 165029281. The next prime is 165029299. The reversal of 165029297 is 792920561.

165029297 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., 86192656 + 78836641 = 9284^2 + 8879^2 .

It is a cyclic number.

It is not a de Polignac number, because 165029297 - 2⁴ = 165029281 is a prime.

Together with 165029299, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (165029299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82514648 + 82514649.

It is an arithmetic number, because the mean of its divisors is an integer number (82514649).

Almost surely, 2^165029297 is an apocalyptic number.

It is an amenable number.

165029297 is a deficient number, since it is larger than the sum of its proper divisors (1).

165029297 is an equidigital number, since it uses as much as digits as its factorization.

165029297 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 68040, while the sum is 41.

The square root of 165029297 is about 12846.3729122270. The cubic root of 165029297 is about 548.5131156206.

The spelling of 165029297 in words is "one hundred sixty-five million, twenty-nine thousand, two hundred ninety-seven".