1126671166 has 4 divisors (see below), whose sum is σ = 1690006752. Its totient is φ = 563335582.

The previous prime is 1126671163. The next prime is 1126671167. The reversal of 1126671166 is 6611766211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6611766211 = 31 ⋅213282781.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1126671163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 281667790 + ... + 281667793.

It is an arithmetic number, because the mean of its divisors is an integer number (422501688).

Almost surely, 2^1126671166 is an apocalyptic number.

1126671166 is a deficient number, since it is larger than the sum of its proper divisors (563335586).

1126671166 is an equidigital number, since it uses as much as digits as its factorization.

1126671166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 563335585.

The product of its digits is 18144, while the sum is 37.

The square root of 1126671166 is about 33565.9226895374. The cubic root of 1126671166 is about 1040.5566441959.

The spelling of 1126671166 in words is "one billion, one hundred twenty-six million, six hundred seventy-one thousand, one hundred sixty-six".