14545123165 has 4 divisors (see below), whose sum is σ = 17454147804. Its totient is φ = 11636098528.

The previous prime is 14545123121. The next prime is 14545123193. The reversal of 14545123165 is 56132154541.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7075669689 + 7469453476 = 84117^2 + 86426^2 .

It is a cyclic number.

It is not a de Polignac number, because 14545123165 - 2⁹ = 14545122653 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1454512312 + ... + 1454512321.

It is an arithmetic number, because the mean of its divisors is an integer number (4363536951).

Almost surely, 2^14545123165 is an apocalyptic number.

It is an amenable number.

14545123165 is a deficient number, since it is larger than the sum of its proper divisors (2909024639).

14545123165 is an equidigital number, since it uses as much as digits as its factorization.

14545123165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2909024638.

The product of its digits is 72000, while the sum is 37.

The spelling of 14545123165 in words is "fourteen billion, five hundred forty-five million, one hundred twenty-three thousand, one hundred sixty-five".