165565001183 has 2 divisors, whose sum is σ = 165565001184. Its totient is φ = 165565001182.

The previous prime is 165565001141. The next prime is 165565001213. The reversal of 165565001183 is 381100565561.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-165565001183 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 165565001183.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (165565001983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82782500591 + 82782500592.

It is an arithmetic number, because the mean of its divisors is an integer number (82782500592).

Almost surely, 2^165565001183 is an apocalyptic number.

165565001183 is a deficient number, since it is larger than the sum of its proper divisors (1).

165565001183 is an equidigital number, since it uses as much as digits as its factorization.

165565001183 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108000, while the sum is 41.

The spelling of 165565001183 in words is "one hundred sixty-five billion, five hundred sixty-five million, one thousand, one hundred eighty-three".