1178864133 has 8 divisors (see below), whose sum is σ = 1664278848. Its totient is φ = 739679424.

The previous prime is 1178864119. The next prime is 1178864171. The reversal of 1178864133 is 3314688711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1178864133 - 2⁴ = 1178864117 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1178865133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11557441 + ... + 11557542.

It is an arithmetic number, because the mean of its divisors is an integer number (208034856).

Almost surely, 2^1178864133 is an apocalyptic number.

It is an amenable number.

1178864133 is a deficient number, since it is larger than the sum of its proper divisors (485414715).

1178864133 is a wasteful number, since it uses less digits than its factorization.

1178864133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23115003.

The product of its digits is 96768, while the sum is 42.

The square root of 1178864133 is about 34334.5909106254. The cubic root of 1178864133 is about 1056.3826299007.

The spelling of 1178864133 in words is "one billion, one hundred seventy-eight million, eight hundred sixty-four thousand, one hundred thirty-three".