1121492244 has 36 divisors (see below), whose sum is σ = 2779808864. Its totient is φ = 351839616.

The previous prime is 1121492221. The next prime is 1121492249. The reversal of 1121492244 is 4422941211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121492249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 158224 + ... + 165159.

Almost surely, 2^1121492244 is an apocalyptic number.

It is an amenable number.

1121492244 is an abundant number, since it is smaller than the sum of its proper divisors (1658316620).

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

1121492244 is a wasteful number, since it uses less digits than its factorization.

1121492244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323424 (or 323405 counting only the distinct ones).

The product of its digits is 4608, while the sum is 30.

The square root of 1121492244 is about 33488.6882991854. The cubic root of 1121492244 is about 1038.9598340287.

The spelling of 1121492244 in words is "one billion, one hundred twenty-one million, four hundred ninety-two thousand, two hundred forty-four".