1166228130 has 32 divisors (see below), whose sum is σ = 2840727744. Its totient is φ = 306351936.

The previous prime is 1166228093. The next prime is 1166228131. The reversal of 1166228130 is 318226611.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1166228131) 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 15 ways as a sum of consecutive naturals, for example, 288097 + ... + 292116.

It is an arithmetic number, because the mean of its divisors is an integer number (88772742).

Almost surely, 2^1166228130 is an apocalyptic number.

1166228130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1166228130 is an abundant number, since it is smaller than the sum of its proper divisors (1674499614).

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

1166228130 is a wasteful number, since it uses less digits than its factorization.

1166228130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 580290.

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 1166228130 is about 34150.0824303544. The cubic root of 1166228130 is about 1052.5946804465.

The spelling of 1166228130 in words is "one billion, one hundred sixty-six million, two hundred twenty-eight thousand, one hundred thirty".