1121236 has 12 divisors (see below), whose sum is σ = 1995840. Its totient is φ = 551000.

The previous prime is 1121231. The next prime is 1121249. The reversal of 1121236 is 6321211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121231) 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, 2140 + ... + 2611.

It is an arithmetic number, because the mean of its divisors is an integer number (166320).

2^1121236 is an apocalyptic number.

It is an amenable number.

1121236 is a deficient number, since it is larger than the sum of its proper divisors (874604).

1121236 is a wasteful number, since it uses less digits than its factorization.

1121236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4814 (or 4812 counting only the distinct ones).

The product of its digits is 72, while the sum is 16.

The square root of 1121236 is about 1058.8843185164. The cubic root of 1121236 is about 103.8880699137. Note that the first 3 decimals are identical.

Adding to 1121236 its reverse (6321211), we get a palindrome (7442447).

The spelling of 1121236 in words is "one million, one hundred twenty-one thousand, two hundred thirty-six".