1166667875 has 16 divisors (see below), whose sum is σ = 1469376480. Its totient is φ = 924760800.

The previous prime is 1166667871. The next prime is 1166667881. The reversal of 1166667875 is 5787666611.

It is not a de Polignac number, because 1166667875 - 2² = 1166667871 is a prime.

It is a super-2 number, since 2×1166667875² = 2722227861114031250, which contains 22 as substring.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (1166667871) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29189 + ... + 56438.

It is an arithmetic number, because the mean of its divisors is an integer number (91836030).

Almost surely, 2^1166667875 is an apocalyptic number.

1166667875 is a deficient number, since it is larger than the sum of its proper divisors (302708605).

1166667875 is an equidigital number, since it uses as much as digits as its factorization.

1166667875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85751 (or 85741 counting only the distinct ones).

The product of its digits is 2540160, while the sum is 53.

The square root of 1166667875 is about 34156.5202413829. The cubic root of 1166667875 is about 1052.7269630506.

The spelling of 1166667875 in words is "one billion, one hundred sixty-six million, six hundred sixty-seven thousand, eight hundred seventy-five".