1151244 has 36 divisors (see below), whose sum is σ = 2946216. Its totient is φ = 379008.

The previous prime is 1151243. The next prime is 1151251. The reversal of 1151244 is 4421511.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1151243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3927 + ... + 4209.

2^1151244 is an apocalyptic number.

It is an amenable number.

1151244 is an abundant number, since it is smaller than the sum of its proper divisors (1794972).

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

1151244 is a wasteful number, since it uses less digits than its factorization.

1151244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406 (or 401 counting only the distinct ones).

The product of its digits is 160, while the sum is 18.

The square root of 1151244 is about 1072.9603906948. The cubic root of 1151244 is about 104.8067192631.

Adding to 1151244 its reverse (4421511), we get a palindrome (5572755).

The spelling of 1151244 in words is "one million, one hundred fifty-one thousand, two hundred forty-four".