1166214250 has 32 divisors (see below), whose sum is σ = 2236420368. Its totient is φ = 455104000.

The previous prime is 1166214239. The next prime is 1166214253. The reversal of 1166214250 is 524126611.

It can be written as a sum of positive squares in 8 ways, for example, as 252905409 + 913308841 = 15903^2 + 30221^2 .

It is not an unprimeable number, because it can be changed into a prime (1166214253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46639 + ... + 67138.

Almost surely, 2^1166214250 is an apocalyptic number.

1166214250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1166214250 is a deficient number, since it is larger than the sum of its proper divisors (1070206118).

1166214250 is a wasteful number, since it uses less digits than its factorization.

1166214250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113835 (or 113825 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 1166214250 is about 34149.8792091568. The cubic root of 1166214250 is about 1052.5905045705.

The spelling of 1166214250 in words is "one billion, one hundred sixty-six million, two hundred fourteen thousand, two hundred fifty".