1152727705 has 8 divisors (see below), whose sum is σ = 1387638792. Its totient is φ = 919271808.

The previous prime is 1152727679. The next prime is 1152727717. The reversal of 1152727705 is 5077272511.

It can be written as a sum of positive squares in 4 ways, for example, as 172975104 + 979752601 = 13152^2 + 31301^2 .

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 1152727705 - 2⁵ = 1152727673 is a prime.

It is a Duffinian number.

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, 362052 + ... + 365221.

It is an arithmetic number, because the mean of its divisors is an integer number (173454849).

Almost surely, 2^1152727705 is an apocalyptic number.

It is an amenable number.

1152727705 is a deficient number, since it is larger than the sum of its proper divisors (234911087).

1152727705 is an equidigital number, since it uses as much as digits as its factorization.

1152727705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 727595.

The product of its (nonzero) digits is 34300, while the sum is 37.

The square root of 1152727705 is about 33951.8439116346. The cubic root of 1152727705 is about 1048.5172434691.

The spelling of 1152727705 in words is "one billion, one hundred fifty-two million, seven hundred twenty-seven thousand, seven hundred five".