1161105674 has 8 divisors (see below), whose sum is σ = 1747603620. Its totient is φ = 578571136.

The previous prime is 1161105667. The next prime is 1161105679. The reversal of 1161105674 is 4765011611.

It can be written as a sum of positive squares in 2 ways, for example, as 1161105625 + 49 = 34075^2 + 7^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 1161105674.

It is not an unprimeable number, because it can be changed into a prime (1161105679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 990119 + ... + 991290.

Almost surely, 2^1161105674 is an apocalyptic number.

1161105674 is a deficient number, since it is larger than the sum of its proper divisors (586497946).

1161105674 is a wasteful number, since it uses less digits than its factorization.

1161105674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1981704.

The product of its (nonzero) digits is 5040, while the sum is 32.

The square root of 1161105674 is about 34075.0007190022. Note that the first 3 decimals coincide. The cubic root of 1161105674 is about 1051.0513050113.

The spelling of 1161105674 in words is "one billion, one hundred sixty-one million, one hundred five thousand, six hundred seventy-four".