1159983 has 12 divisors (see below), whose sum is σ = 1828008. Its totient is φ = 702960.

The previous prime is 1159981. The next prime is 1159993. The reversal of 1159983 is 3899511.

It is a happy number.

It is not a de Polignac number, because 1159983 - 2¹ = 1159981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1159981) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5760 + ... + 5957.

It is an arithmetic number, because the mean of its divisors is an integer number (152334).

2^1159983 is an apocalyptic number.

1159983 is a deficient number, since it is larger than the sum of its proper divisors (668025).

1159983 is a wasteful number, since it uses less digits than its factorization.

1159983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11734 (or 11731 counting only the distinct ones).

The product of its digits is 9720, while the sum is 36.

The square root of 1159983 is about 1077.0250693461. The cubic root of 1159983 is about 105.0712441658.

The spelling of 1159983 in words is "one million, one hundred fifty-nine thousand, nine hundred eighty-three".