1111265 has 8 divisors (see below), whose sum is σ = 1356480. Its totient is φ = 873712.

The previous prime is 1111259. The next prime is 1111283. The reversal of 1111265 is 5621111.

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 1111265 - 2¹⁴ = 1094881 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1589 + ... + 2178.

It is an arithmetic number, because the mean of its divisors is an integer number (169560).

2^1111265 is an apocalyptic number.

It is an amenable number.

1111265 is a deficient number, since it is larger than the sum of its proper divisors (245215).

1111265 is an equidigital number, since it uses as much as digits as its factorization.

1111265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3831.

The product of its digits is 60, while the sum is 17.

The square root of 1111265 is about 1054.1655467715. The cubic root of 1111265 is about 103.5791983300.

Adding to 1111265 its reverse (5621111), we get a palindrome (6732376).

The spelling of 1111265 in words is "one million, one hundred eleven thousand, two hundred sixty-five".