1179428133 has 32 divisors (see below), whose sum is σ = 1731953664. Its totient is φ = 709443072.

The previous prime is 1179428101. The next prime is 1179428171. The reversal of 1179428133 is 3318249711.

It is not a de Polignac number, because 1179428133 - 2⁵ = 1179428101 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 1179428091 and 1179428100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1179428183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 646060 + ... + 647882.

It is an arithmetic number, because the mean of its divisors is an integer number (54123552).

Almost surely, 2^1179428133 is an apocalyptic number.

1179428133 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1179428133 is a deficient number, since it is larger than the sum of its proper divisors (552525531).

1179428133 is a wasteful number, since it uses less digits than its factorization.

1179428133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2205.

The product of its digits is 36288, while the sum is 39.

The square root of 1179428133 is about 34342.8032198887. The cubic root of 1179428133 is about 1056.5510702370.

The spelling of 1179428133 in words is "one billion, one hundred seventy-nine million, four hundred twenty-eight thousand, one hundred thirty-three".