165469201 has 2 divisors, whose sum is σ = 165469202. Its totient is φ = 165469200.

The previous prime is 165469181. The next prime is 165469219. The reversal of 165469201 is 102964561.

165469201 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., 84198976 + 81270225 = 9176^2 + 9015^2 .

It is a cyclic number.

It is not a de Polignac number, because 165469201 - 2⁹ = 165468689 is a prime.

It is not a weakly prime, because it can be changed into another prime (165469231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82734600 + 82734601.

It is an arithmetic number, because the mean of its divisors is an integer number (82734601).

Almost surely, 2^165469201 is an apocalyptic number.

It is an amenable number.

165469201 is a deficient number, since it is larger than the sum of its proper divisors (1).

165469201 is an equidigital number, since it uses as much as digits as its factorization.

165469201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 165469201 is about 12863.4832374439. The cubic root of 165469201 is about 549.0000575092. Note that the first 4 decimals are identical.

The spelling of 165469201 in words is "one hundred sixty-five million, four hundred sixty-nine thousand, two hundred one".