1166298552 has 24 divisors (see below), whose sum is σ = 3158725440. Its totient is φ = 388766160.

The previous prime is 1166298517. The next prime is 1166298599. The reversal of 1166298552 is 2558926611.

1166298552 is a `hidden beast` number, since 1 + 1 + 6 + 6 + 2 + 98 + 552 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1166298498 and 1166298507.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 8099224 + ... + 8099367.

It is an arithmetic number, because the mean of its divisors is an integer number (131613560).

Almost surely, 2^1166298552 is an apocalyptic number.

1166298552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1166298552 is an abundant number, since it is smaller than the sum of its proper divisors (1992426888).

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

1166298552 is a wasteful number, since it uses less digits than its factorization.

1166298552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16198603 (or 16198596 counting only the distinct ones).

The product of its digits is 259200, while the sum is 45.

The square root of 1166298552 is about 34151.1134811151. The cubic root of 1166298552 is about 1052.6158667904.

The spelling of 1166298552 in words is "one billion, one hundred sixty-six million, two hundred ninety-eight thousand, five hundred fifty-two".