1166041361 has 8 divisors (see below), whose sum is σ = 1169414400. Its totient is φ = 1162674720.

The previous prime is 1166041351. The next prime is 1166041397. The reversal of 1166041361 is 1631406611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1166041361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1166041301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 946616 + ... + 947846.

It is an arithmetic number, because the mean of its divisors is an integer number (146176800).

Almost surely, 2^1166041361 is an apocalyptic number.

It is an amenable number.

1166041361 is a deficient number, since it is larger than the sum of its proper divisors (3373039).

1166041361 is a wasteful number, since it uses less digits than its factorization.

1166041361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3199.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 1166041361 is about 34147.3477886643. The cubic root of 1166041361 is about 1052.5384871665.

Adding to 1166041361 its reverse (1631406611), we get a palindrome (2797447972).

The spelling of 1166041361 in words is "one billion, one hundred sixty-six million, forty-one thousand, three hundred sixty-one".