1166267146 has 16 divisors (see below), whose sum is σ = 1926969408. Its totient is φ = 524973600.

The previous prime is 1166267131. The next prime is 1166267149. The reversal of 1166267146 is 6417626611.

It is a junction number, because it is equal to n+sod(n) for n = 1166267099 and 1166267108.

It is not an unprimeable number, because it can be changed into a prime (1166267149) 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 7 ways as a sum of consecutive naturals, for example, 255075 + ... + 259606.

It is an arithmetic number, because the mean of its divisors is an integer number (120435588).

Almost surely, 2^1166267146 is an apocalyptic number.

1166267146 is a deficient number, since it is larger than the sum of its proper divisors (760702262).

1166267146 is a wasteful number, since it uses less digits than its factorization.

1166267146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514797.

The product of its digits is 72576, while the sum is 40.

The square root of 1166267146 is about 34150.6536687074. The cubic root of 1166267146 is about 1052.6064184519.

The spelling of 1166267146 in words is "one billion, one hundred sixty-six million, two hundred sixty-seven thousand, one hundred forty-six".