1163982 has 16 divisors (see below), whose sum is σ = 2338560. Its totient is φ = 386232.

The previous prime is 1163977. The next prime is 1163989. The reversal of 1163982 is 2893611.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1163989) 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, 2283 + ... + 2745.

It is an arithmetic number, because the mean of its divisors is an integer number (146160).

2^1163982 is an apocalyptic number.

1163982 is an abundant number, since it is smaller than the sum of its proper divisors (1174578).

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

1163982 is a wasteful number, since it uses less digits than its factorization.

1163982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 887.

The product of its digits is 2592, while the sum is 30.

The square root of 1163982 is about 1078.8799747887. The cubic root of 1163982 is about 105.1918488000.

It can be divided in two parts, 1163 and 982, that added together give a triangular number (2145 = T₆₅).

The spelling of 1163982 in words is "one million, one hundred sixty-three thousand, nine hundred eighty-two".