1172955984 has 20 divisors (see below), whose sum is σ = 3030136416. Its totient is φ = 390985312.

The previous prime is 1172955977. The next prime is 1172956027. The reversal of 1172955984 is 4895592711.

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, 12218244 + ... + 12218339.

Almost surely, 2^1172955984 is an apocalyptic number.

It is an amenable number.

1172955984 is an abundant number, since it is smaller than the sum of its proper divisors (1857180432).

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

1172955984 is a wasteful number, since it uses less digits than its factorization.

1172955984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24436594 (or 24436588 counting only the distinct ones).

The product of its digits is 907200, while the sum is 51.

The square root of 1172955984 is about 34248.4449865976. Note that the first 3 decimals coincide. The cubic root of 1172955984 is about 1054.6149052339.

The spelling of 1172955984 in words is "one billion, one hundred seventy-two million, nine hundred fifty-five thousand, nine hundred eighty-four".