1152265 has 4 divisors (see below), whose sum is σ = 1382724. Its totient is φ = 921808.

The previous prime is 1152233. The next prime is 1152287. The reversal of 1152265 is 5622511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5622511 = 23 ⋅244457.

It can be written as a sum of positive squares in 2 ways, for example, as 746496 + 405769 = 864^2 + 637^2 .

It is a cyclic number.

It is not a de Polignac number, because 1152265 - 2⁵ = 1152233 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian 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, 115222 + ... + 115231.

It is an arithmetic number, because the mean of its divisors is an integer number (345681).

2^1152265 is an apocalyptic number.

It is an amenable number.

1152265 is a deficient number, since it is larger than the sum of its proper divisors (230459).

1152265 is an equidigital number, since it uses as much as digits as its factorization.

1152265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230458.

The product of its digits is 600, while the sum is 22.

The square root of 1152265 is about 1073.4360716876. The cubic root of 1152265 is about 104.8376933057.

Adding to 1152265 its reverse (5622511), we get a palindrome (6774776).

The spelling of 1152265 in words is "one million, one hundred fifty-two thousand, two hundred sixty-five".