10806511 has 2 divisors, whose sum is σ = 10806512. Its totient is φ = 10806510.

The previous prime is 10806503. The next prime is 10806533. The reversal of 10806511 is 11560801.

It is an a-pointer prime, because the next prime (10806533) can be obtained adding 10806511 to its sum of digits (22).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10806511 - 2³ = 10806503 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10806571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5403255 + 5403256.

It is an arithmetic number, because the mean of its divisors is an integer number (5403256).

Almost surely, 2^10806511 is an apocalyptic number.

10806511 is a deficient number, since it is larger than the sum of its proper divisors (1).

10806511 is an equidigital number, since it uses as much as digits as its factorization.

10806511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 22.

The square root of 10806511 is about 3287.3258128759. The cubic root of 10806511 is about 221.0863008636.

The spelling of 10806511 in words is "ten million, eight hundred six thousand, five hundred eleven".