10677809 has 2 divisors, whose sum is σ = 10677810. Its totient is φ = 10677808.

The previous prime is 10677781. The next prime is 10677817. The reversal of 10677809 is 90877601.

It is a happy number.

10677809 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10061584 + 616225 = 3172^2 + 785^2 .

It is an emirp because it is prime and its reverse (90877601) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10677809 - 2¹² = 10673713 is a prime.

It is a super-2 number, since 2×10677809² = 228031210080962, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (10677839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5338904 + 5338905.

It is an arithmetic number, because the mean of its divisors is an integer number (5338905).

Almost surely, 2^10677809 is an apocalyptic number.

It is an amenable number.

10677809 is a deficient number, since it is larger than the sum of its proper divisors (1).

10677809 is an equidigital number, since it uses as much as digits as its factorization.

10677809 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21168, while the sum is 38.

The square root of 10677809 is about 3267.6916929233. The cubic root of 10677809 is about 220.2051048656.

The spelling of 10677809 in words is "ten million, six hundred seventy-seven thousand, eight hundred nine".