1178401168 has 20 divisors (see below), whose sum is σ = 2609317120. Its totient is φ = 505029024.

The previous prime is 1178401153. The next prime is 1178401187. The reversal of 1178401168 is 8611048711.

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, 5260608 + ... + 5260831.

It is an arithmetic number, because the mean of its divisors is an integer number (130465856).

Almost surely, 2^1178401168 is an apocalyptic number.

It is an amenable number.

1178401168 is an abundant number, since it is smaller than the sum of its proper divisors (1430915952).

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

1178401168 is a wasteful number, since it uses less digits than its factorization.

1178401168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10521454 (or 10521448 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 37.

The square root of 1178401168 is about 34327.8482867773. The cubic root of 1178401168 is about 1056.2443238237.

Adding to 1178401168 its reverse (8611048711), we get a palindrome (9789449879).

The spelling of 1178401168 in words is "one billion, one hundred seventy-eight million, four hundred one thousand, one hundred sixty-eight".