1160985639 has 8 divisors (see below), whose sum is σ = 1688706432. Its totient is φ = 703627640.

The previous prime is 1160985629. The next prime is 1160985689. The reversal of 1160985639 is 9365890611.

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

It is a cyclic number.

It is not a de Polignac number, because 1160985639 - 2⁹ = 1160985127 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1160985629) 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, 17590659 + ... + 17590724.

It is an arithmetic number, because the mean of its divisors is an integer number (211088304).

Almost surely, 2^1160985639 is an apocalyptic number.

1160985639 is a deficient number, since it is larger than the sum of its proper divisors (527720793).

1160985639 is a wasteful number, since it uses less digits than its factorization.

1160985639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35181397.

The product of its (nonzero) digits is 349920, while the sum is 48.

The square root of 1160985639 is about 34073.2393382255. The cubic root of 1160985639 is about 1051.0150845667.

The spelling of 1160985639 in words is "one billion, one hundred sixty million, nine hundred eighty-five thousand, six hundred thirty-nine".