1135265 has 4 divisors (see below), whose sum is σ = 1362324. Its totient is φ = 908208.

The previous prime is 1135261. The next prime is 1135279. The reversal of 1135265 is 5625311.

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 246016 + 889249 = 496^2 + 943^2 .

It is a cyclic number.

It is not a de Polignac number, because 1135265 - 2² = 1135261 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1135265.

It is not an unprimeable number, because it can be changed into a prime (1135261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113522 + ... + 113531.

It is an arithmetic number, because the mean of its divisors is an integer number (340581).

2^1135265 is an apocalyptic number.

It is an amenable number.

1135265 is a deficient number, since it is larger than the sum of its proper divisors (227059).

1135265 is an equidigital number, since it uses as much as digits as its factorization.

1135265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227058.

The product of its digits is 900, while the sum is 23.

The square root of 1135265 is about 1065.4881510369. The cubic root of 1135265 is about 104.3195607194.

The spelling of 1135265 in words is "one million, one hundred thirty-five thousand, two hundred sixty-five".