1147266 has 12 divisors (see below), whose sum is σ = 2485782. Its totient is φ = 382416.

The previous prime is 1147253. The next prime is 1147271. The reversal of 1147266 is 6627411.

It can be written as a sum of positive squares in only one way, i.e., 1147041 + 225 = 1071^2 + 15^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31851 + ... + 31886.

2^1147266 is an apocalyptic number.

1147266 is an abundant number, since it is smaller than the sum of its proper divisors (1338516).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1147266 is a wasteful number, since it uses less digits than its factorization.

1147266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63745 (or 63742 counting only the distinct ones).

The product of its digits is 2016, while the sum is 27.

The square root of 1147266 is about 1071.1050368661. The cubic root of 1147266 is about 104.6858638342.

The spelling of 1147266 in words is "one million, one hundred forty-seven thousand, two hundred sixty-six".