1178955472 has 20 divisors (see below), whose sum is σ = 2404449280. Its totient is φ = 558452448.

The previous prime is 1178955443. The next prime is 1178955493. The reversal of 1178955472 is 2745598711.

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, 1938768 + ... + 1939375.

It is an arithmetic number, because the mean of its divisors is an integer number (120222464).

Almost surely, 2^1178955472 is an apocalyptic number.

It is an amenable number.

1178955472 is an abundant number, since it is smaller than the sum of its proper divisors (1225493808).

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

1178955472 is a wasteful number, since it uses less digits than its factorization.

1178955472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3878170 (or 3878164 counting only the distinct ones).

The product of its digits is 705600, while the sum is 49.

The square root of 1178955472 is about 34335.9210157526. The cubic root of 1178955472 is about 1056.4099122195.

The spelling of 1178955472 in words is "one billion, one hundred seventy-eight million, nine hundred fifty-five thousand, four hundred seventy-two".