165123461411 has 8 divisors (see below), whose sum is σ = 165429703680. Its totient is φ = 164817289728.

The previous prime is 165123461359. The next prime is 165123461417. The reversal of 165123461411 is 114164321561.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 165123461411 - 2¹⁰ = 165123460387 is a prime.

It is a super-2 number, since 2×165123461411² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (165123461417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7760990 + ... + 7782236.

It is an arithmetic number, because the mean of its divisors is an integer number (20678712960).

Almost surely, 2^165123461411 is an apocalyptic number.

165123461411 is a deficient number, since it is larger than the sum of its proper divisors (306242269).

165123461411 is a wasteful number, since it uses less digits than its factorization.

165123461411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35293.

The product of its digits is 17280, while the sum is 35.

Adding to 165123461411 its reverse (114164321561), we get a palindrome (279287782972).

The spelling of 165123461411 in words is "one hundred sixty-five billion, one hundred twenty-three million, four hundred sixty-one thousand, four hundred eleven".