165102263 has 2 divisors, whose sum is σ = 165102264. Its totient is φ = 165102262.

The previous prime is 165102233. The next prime is 165102347. The reversal of 165102263 is 362201561.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 165102263 - 2¹⁸ = 164840119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (165102233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82551131 + 82551132.

It is an arithmetic number, because the mean of its divisors is an integer number (82551132).

Almost surely, 2^165102263 is an apocalyptic number.

165102263 is a deficient number, since it is larger than the sum of its proper divisors (1).

165102263 is an equidigital number, since it uses as much as digits as its factorization.

165102263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 165102263 is about 12849.2125439655. The cubic root of 165102263 is about 548.5939435132.

The spelling of 165102263 in words is "one hundred sixty-five million, one hundred two thousand, two hundred sixty-three".