1166873116 has 24 divisors (see below), whose sum is σ = 2123100000. Its totient is φ = 560476224.

The previous prime is 1166873101. The next prime is 1166873117. The reversal of 1166873116 is 6113786611.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1166873117) 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, 2191 + ... + 48358.

It is an arithmetic number, because the mean of its divisors is an integer number (88462500).

Almost surely, 2^1166873116 is an apocalyptic number.

It is an amenable number.

1166873116 is a deficient number, since it is larger than the sum of its proper divisors (956226884).

1166873116 is a wasteful number, since it uses less digits than its factorization.

1166873116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50781 (or 50779 counting only the distinct ones).

The product of its digits is 36288, while the sum is 40.

The square root of 1166873116 is about 34159.5245283069. The cubic root of 1166873116 is about 1052.7886915769.

The spelling of 1166873116 in words is "one billion, one hundred sixty-six million, eight hundred seventy-three thousand, one hundred sixteen".