1121111946 has 24 divisors (see below), whose sum is σ = 2452663200. Its totient is φ = 370075176.

The previous prime is 1121111933. The next prime is 1121111987. The reversal of 1121111946 is 6491111211.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 300496 + ... + 304203.

It is an arithmetic number, because the mean of its divisors is an integer number (102194300).

Almost surely, 2^1121111946 is an apocalyptic number.

1121111946 is an abundant number, since it is smaller than the sum of its proper divisors (1331551254).

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

1121111946 is a wasteful number, since it uses less digits than its factorization.

1121111946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 604810 (or 604807 counting only the distinct ones).

The product of its digits is 432, while the sum is 27.

The square root of 1121111946 is about 33483.0098109474. The cubic root of 1121111946 is about 1038.8423836648.

The spelling of 1121111946 in words is "one billion, one hundred twenty-one million, one hundred eleven thousand, nine hundred forty-six".