10609289 has 2 divisors, whose sum is σ = 10609290. Its totient is φ = 10609288.

The previous prime is 10609271. The next prime is 10609327. The reversal of 10609289 is 98290601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8410000 + 2199289 = 2900^2 + 1483^2 .

It is an emirp because it is prime and its reverse (98290601) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10609289 is a prime.

It is a super-2 number, since 2×10609289² = 225114026171042, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10609219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5304644 + 5304645.

It is an arithmetic number, because the mean of its divisors is an integer number (5304645).

Almost surely, 2^10609289 is an apocalyptic number.

It is an amenable number.

10609289 is a deficient number, since it is larger than the sum of its proper divisors (1).

10609289 is an equidigital number, since it uses as much as digits as its factorization.

10609289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 35.

The square root of 10609289 is about 3257.1903536637. The cubic root of 10609289 is about 219.7330715806.

It can be divided in two parts, 10609 and 289, that multiplied together give a square (3066001 = 1751²).

The spelling of 10609289 in words is "ten million, six hundred nine thousand, two hundred eighty-nine".