165055003 has 2 divisors, whose sum is σ = 165055004. Its totient is φ = 165055002.

The previous prime is 165055001. The next prime is 165055021. The reversal of 165055003 is 300550561.

165055003 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 165055003 - 2¹ = 165055001 is a prime.

Together with 165055001, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (165055001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82527501 + 82527502.

It is an arithmetic number, because the mean of its divisors is an integer number (82527502).

Almost surely, 2^165055003 is an apocalyptic number.

165055003 is a deficient number, since it is larger than the sum of its proper divisors (1).

165055003 is an equidigital number, since it uses as much as digits as its factorization.

165055003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2250, while the sum is 25.

The square root of 165055003 is about 12847.3733891407. The cubic root of 165055003 is about 548.5415940916.

The spelling of 165055003 in words is "one hundred sixty-five million, fifty-five thousand, three".