1146443165 has 32 divisors (see below), whose sum is σ = 1645608960. Its totient is φ = 749669184.

The previous prime is 1146443153. The next prime is 1146443171. The reversal of 1146443165 is 5613446411.

It is a cyclic number.

It is not a de Polignac number, because 1146443165 - 2⁴ = 1146443149 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 287012 + ... + 290978.

It is an arithmetic number, because the mean of its divisors is an integer number (51425280).

Almost surely, 2^1146443165 is an apocalyptic number.

It is an amenable number.

1146443165 is a deficient number, since it is larger than the sum of its proper divisors (499165795).

1146443165 is a wasteful number, since it uses less digits than its factorization.

1146443165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4361.

The product of its digits is 34560, while the sum is 35.

The square root of 1146443165 is about 33859.1666318000. The cubic root of 1146443165 is about 1046.6083046668.

Adding to 1146443165 its reverse (5613446411), we get a palindrome (6759889576).

The spelling of 1146443165 in words is "one billion, one hundred forty-six million, four hundred forty-three thousand, one hundred sixty-five".