1010656811 has 2 divisors, whose sum is σ = 1010656812. Its totient is φ = 1010656810.

The previous prime is 1010656799. The next prime is 1010656849. The reversal of 1010656811 is 1186560101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1010656811 - 2²² = 1006462507 is a prime.

It is not a weakly prime, because it can be changed into another prime (1010656211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505328405 + 505328406.

It is an arithmetic number, because the mean of its divisors is an integer number (505328406).

Almost surely, 2^1010656811 is an apocalyptic number.

1010656811 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010656811 is an equidigital number, since it uses as much as digits as its factorization.

1010656811 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 29.

The square root of 1010656811 is about 31790.8290392056. The cubic root of 1010656811 is about 1003.5397258901.

The spelling of 1010656811 in words is "one billion, ten million, six hundred fifty-six thousand, eight hundred eleven".