10271089 has 4 divisors (see below), whose sum is σ = 10548724. Its totient is φ = 9993456.

The previous prime is 10271083. The next prime is 10271099. The reversal of 10271089 is 98017201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3640464 + 6630625 = 1908^2 + 2575^2 .

It is a cyclic number.

It is not a de Polignac number, because 10271089 - 2³ = 10271081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10271081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138762 + ... + 138835.

It is an arithmetic number, because the mean of its divisors is an integer number (2637181).

Almost surely, 2^10271089 is an apocalyptic number.

It is an amenable number.

10271089 is a deficient number, since it is larger than the sum of its proper divisors (277635).

10271089 is an equidigital number, since it uses as much as digits as its factorization.

10271089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277634.

The product of its (nonzero) digits is 1008, while the sum is 28.

The square root of 10271089 is about 3204.8539748326. The cubic root of 10271089 is about 217.3729490955.

It can be divided in two parts, 1027 and 1089, that added together give a square (2116 = 46²).

The spelling of 10271089 in words is "ten million, two hundred seventy-one thousand, eighty-nine".