843368145 has 16 divisors (see below), whose sum is σ = 1351052352. Its totient is φ = 449241920.

The previous prime is 843368129. The next prime is 843368153. The reversal of 843368145 is 541863348.

It is not a de Polignac number, because 843368145 - 2⁴ = 843368129 is a prime.

It is a super-2 number, since 2×843368145² = 1422539656001482050, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 843368097 and 843368106.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 21927 + ... + 46556.

It is an arithmetic number, because the mean of its divisors is an integer number (84440772).

Almost surely, 2^843368145 is an apocalyptic number.

It is an amenable number.

843368145 is a deficient number, since it is larger than the sum of its proper divisors (507684207).

843368145 is a wasteful number, since it uses less digits than its factorization.

843368145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69312.

The product of its digits is 276480, while the sum is 42.

The square root of 843368145 is about 29040.8013835707. The cubic root of 843368145 is about 944.7982156437.

The spelling of 843368145 in words is "eight hundred forty-three million, three hundred sixty-eight thousand, one hundred forty-five".