1161712 has 20 divisors (see below), whose sum is σ = 2383776. Its totient is φ = 546560.

The previous prime is 1161703. The next prime is 1161749. The reversal of 1161712 is 2171611.

It is a self number, because there is not a number n which added to its sum of digits gives 1161712.

It is a congruent number.

It is an unprimeable number.

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, 1864 + ... + 2407.

2^1161712 is an apocalyptic number.

It is an amenable number.

1161712 is an abundant number, since it is smaller than the sum of its proper divisors (1222064).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1161712 is a wasteful number, since it uses less digits than its factorization.

1161712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4296 (or 4290 counting only the distinct ones).

The product of its digits is 84, while the sum is 19.

The square root of 1161712 is about 1077.8274444455. The cubic root of 1161712 is about 105.1234225151.

The spelling of 1161712 in words is "one million, one hundred sixty-one thousand, seven hundred twelve".