1166051152 has 80 divisors (see below), whose sum is σ = 2716826112. Its totient is φ = 474301440.

The previous prime is 1166051141. The next prime is 1166051177. The reversal of 1166051152 is 2511506611.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 1166051152.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 166473 + ... + 173335.

Almost surely, 2^1166051152 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1166051152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1358413056).

1166051152 is an abundant number, since it is smaller than the sum of its proper divisors (1550774960).

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

1166051152 is a wasteful number, since it uses less digits than its factorization.

1166051152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6956 (or 6950 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 28.

The square root of 1166051152 is about 34147.4911523526. The cubic root of 1166051152 is about 1052.5414331385.

Adding to 1166051152 its reverse (2511506611), we get a palindrome (3677557763).

The spelling of 1166051152 in words is "one billion, one hundred sixty-six million, fifty-one thousand, one hundred fifty-two".