1121036 has 12 divisors (see below), whose sum is σ = 2242128. Its totient is φ = 480432.

The previous prime is 1121033. The next prime is 1121047. The reversal of 1121036 is 6301211.

1121036 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a self number, because there is not a number n which added to its sum of digits gives 1121036.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121033) 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, 19991 + ... + 20046.

It is an arithmetic number, because the mean of its divisors is an integer number (186844).

2^1121036 is an apocalyptic number.

It is an amenable number.

1121036 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1121036 is a wasteful number, since it uses less digits than its factorization.

1121036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40048 (or 40046 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 1121036 is about 1058.7898752822. The cubic root of 1121036 is about 103.8818925494.

Adding to 1121036 its reverse (6301211), we get a palindrome (7422247).

The spelling of 1121036 in words is "one million, one hundred twenty-one thousand, thirty-six".