165500716103 has 2 divisors, whose sum is σ = 165500716104. Its totient is φ = 165500716102.

The previous prime is 165500716049. The next prime is 165500716111. The reversal of 165500716103 is 301617005561.

It is a strong prime.

It is an emirp because it is prime and its reverse (301617005561) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 165500716103 - 2⁶ = 165500716039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (165500716193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82750358051 + 82750358052.

It is an arithmetic number, because the mean of its divisors is an integer number (82750358052).

Almost surely, 2^165500716103 is an apocalyptic number.

165500716103 is a deficient number, since it is larger than the sum of its proper divisors (1).

165500716103 is an equidigital number, since it uses as much as digits as its factorization.

165500716103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18900, while the sum is 35.

The spelling of 165500716103 in words is "one hundred sixty-five billion, five hundred million, seven hundred sixteen thousand, one hundred three".