1123910972 has 12 divisors (see below), whose sum is σ = 1994546736. Its totient is φ = 554040480.

The previous prime is 1123910929. The next prime is 1123910981. The reversal of 1123910972 is 2790193211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1978433 + ... + 1979000.

It is an arithmetic number, because the mean of its divisors is an integer number (166212228).

Almost surely, 2^1123910972 is an apocalyptic number.

It is an amenable number.

1123910972 is a deficient number, since it is larger than the sum of its proper divisors (870635764).

1123910972 is a wasteful number, since it uses less digits than its factorization.

1123910972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3957508 (or 3957506 counting only the distinct ones).

The product of its (nonzero) digits is 6804, while the sum is 35.

The square root of 1123910972 is about 33524.7814608835. The cubic root of 1123910972 is about 1039.7062076941.

The spelling of 1123910972 in words is "one billion, one hundred twenty-three million, nine hundred ten thousand, nine hundred seventy-two".