165052981411 has 2 divisors, whose sum is σ = 165052981412. Its totient is φ = 165052981410.

The previous prime is 165052981403. The next prime is 165052981469. The reversal of 165052981411 is 114189250561.

165052981411 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 165052981411 - 2³ = 165052981403 is a prime.

It is not a weakly prime, because it can be changed into another prime (165052981111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82526490705 + 82526490706.

It is an arithmetic number, because the mean of its divisors is an integer number (82526490706).

Almost surely, 2^165052981411 is an apocalyptic number.

165052981411 is a deficient number, since it is larger than the sum of its proper divisors (1).

165052981411 is an equidigital number, since it uses as much as digits as its factorization.

165052981411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 86400, while the sum is 43.

The spelling of 165052981411 in words is "one hundred sixty-five billion, fifty-two million, nine hundred eighty-one thousand, four hundred eleven".