1178334864 has 100 divisors (see below), whose sum is σ = 3897679104. Its totient is φ = 336664512.

The previous prime is 1178334853. The next prime is 1178334881. The reversal of 1178334864 is 4684338711.

1178334864 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 55872 + ... + 74015.

Almost surely, 2^1178334864 is an apocalyptic number.

1178334864 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1178334864 is an abundant number, since it is smaller than the sum of its proper divisors (2719344240).

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

1178334864 is a wasteful number, since it uses less digits than its factorization.

1178334864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129914 (or 129899 counting only the distinct ones).

The product of its digits is 387072, while the sum is 45.

The square root of 1178334864 is about 34326.8825266729. The cubic root of 1178334864 is about 1056.2245132139.

The spelling of 1178334864 in words is "one billion, one hundred seventy-eight million, three hundred thirty-four thousand, eight hundred sixty-four".