1148165 has 8 divisors (see below), whose sum is σ = 1384440. Its totient is φ = 914112.

The previous prime is 1148111. The next prime is 1148167. The reversal of 1148165 is 5618411.

It can be written as a sum of positive squares in 4 ways, for example, as 37249 + 1110916 = 193^2 + 1054^2 .

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 1148165 - 2¹⁰ = 1147141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1148167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 971 + ... + 1799.

It is an arithmetic number, because the mean of its divisors is an integer number (173055).

2^1148165 is an apocalyptic number.

It is an amenable number.

1148165 is a deficient number, since it is larger than the sum of its proper divisors (236275).

1148165 is an equidigital number, since it uses as much as digits as its factorization.

1148165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1111.

The product of its digits is 960, while the sum is 26.

The square root of 1148165 is about 1071.5246147429. The cubic root of 1148165 is about 104.7132007146.

It can be divided in two parts, 1148 and 165, that multiplied together give a triangular number (189420 = T₆₁₅).

The spelling of 1148165 in words is "one million, one hundred forty-eight thousand, one hundred sixty-five".