1150670665 has 8 divisors (see below), whose sum is σ = 1381419720. Its totient is φ = 920126592.

The previous prime is 1150670641. The next prime is 1150670683. The reversal of 1150670665 is 5660760511.

It can be written as a sum of positive squares in 4 ways, for example, as 20097289 + 1130573376 = 4483^2 + 33624^2 .

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 1150670665 - 2²¹ = 1148573513 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38610 + ... + 61579.

It is an arithmetic number, because the mean of its divisors is an integer number (172677465).

Almost surely, 2^1150670665 is an apocalyptic number.

It is an amenable number.

1150670665 is a deficient number, since it is larger than the sum of its proper divisors (230749055).

1150670665 is a wasteful number, since it uses less digits than its factorization.

1150670665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102491.

The product of its (nonzero) digits is 37800, while the sum is 37.

The square root of 1150670665 is about 33921.5368903002. The cubic root of 1150670665 is about 1047.8931798866.

The spelling of 1150670665 in words is "one billion, one hundred fifty million, six hundred seventy thousand, six hundred sixty-five".