1165267 has 4 divisors (see below), whose sum is σ = 1173136. Its totient is φ = 1157400.

The previous prime is 1165223. The next prime is 1165273. The reversal of 1165267 is 7625611.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1165267 - 2⁷ = 1165139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1165207) 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, 3708 + ... + 4009.

It is an arithmetic number, because the mean of its divisors is an integer number (293284).

2^1165267 is an apocalyptic number.

1165267 is a deficient number, since it is larger than the sum of its proper divisors (7869).

1165267 is an equidigital number, since it uses as much as digits as its factorization.

1165267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7868.

The product of its digits is 2520, while the sum is 28.

The square root of 1165267 is about 1079.4753355218. The cubic root of 1165267 is about 105.2305440761.

The spelling of 1165267 in words is "one million, one hundred sixty-five thousand, two hundred sixty-seven".