1166229136 has 20 divisors (see below), whose sum is σ = 2273104512. Its totient is φ = 579621536.

The previous prime is 1166229131. The next prime is 1166229151. The reversal of 1166229136 is 6319226611.

It is a super-3 number, since 3×1166229136³ (a number of 28 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1166229095 and 1166229104.

It is not an unprimeable number, because it can be changed into a prime (1166229131) 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 3 ways as a sum of consecutive naturals, for example, 215560 + ... + 220903.

Almost surely, 2^1166229136 is an apocalyptic number.

1166229136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1166229136 is a deficient number, since it is larger than the sum of its proper divisors (1106875376).

1166229136 is a wasteful number, since it uses less digits than its factorization.

1166229136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 436638 (or 436632 counting only the distinct ones).

The product of its digits is 23328, while the sum is 37.

The square root of 1166229136 is about 34150.0971594518. The cubic root of 1166229136 is about 1052.5949831060.

The spelling of 1166229136 in words is "one billion, one hundred sixty-six million, two hundred twenty-nine thousand, one hundred thirty-six".