1150204985 has 8 divisors (see below), whose sum is σ = 1388511936. Its totient is φ = 914653360.

The previous prime is 1150204981. The next prime is 1150204987. The reversal of 1150204985 is 5894020511.

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

It is not a de Polignac number, because 1150204985 - 2² = 1150204981 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1150204981) 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, 687911 + ... + 689580.

It is an arithmetic number, because the mean of its divisors is an integer number (173563992).

Almost surely, 2^1150204985 is an apocalyptic number.

It is an amenable number.

1150204985 is a deficient number, since it is larger than the sum of its proper divisors (238306951).

1150204985 is a wasteful number, since it uses less digits than its factorization.

1150204985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1377663.

The product of its (nonzero) digits is 14400, while the sum is 35.

The square root of 1150204985 is about 33914.6721198952. The cubic root of 1150204985 is about 1047.7517989352.

The spelling of 1150204985 in words is "one billion, one hundred fifty million, two hundred four thousand, nine hundred eighty-five".