1121967044 has 24 divisors (see below), whose sum is σ = 2142785568. Its totient is φ = 509783040.

The previous prime is 1121967029. The next prime is 1121967061. The reversal of 1121967044 is 4407691211.

It is a junction number, because it is equal to n+sod(n) for n = 1121966995 and 1121967013.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 217139 + ... + 222245.

It is an arithmetic number, because the mean of its divisors is an integer number (89282732).

Almost surely, 2^1121967044 is an apocalyptic number.

It is an amenable number.

1121967044 is a deficient number, since it is larger than the sum of its proper divisors (1020818524).

1121967044 is a wasteful number, since it uses less digits than its factorization.

1121967044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10115 (or 10113 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 1121967044 is about 33495.7765098826. The cubic root of 1121967044 is about 1039.1064329116.

The spelling of 1121967044 in words is "one billion, one hundred twenty-one million, nine hundred sixty-seven thousand, forty-four".