810412100651 has 2 divisors, whose sum is σ = 810412100652. Its totient is φ = 810412100650.

The previous prime is 810412100647. The next prime is 810412100657. The reversal of 810412100651 is 156001214018.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 810412100651 - 2² = 810412100647 is a prime.

It is not a weakly prime, because it can be changed into another prime (810412100657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 405206050325 + 405206050326.

It is an arithmetic number, because the mean of its divisors is an integer number (405206050326).

Almost surely, 2^810412100651 is an apocalyptic number.

810412100651 is a deficient number, since it is larger than the sum of its proper divisors (1).

810412100651 is an equidigital number, since it uses as much as digits as its factorization.

810412100651 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1920, while the sum is 29.

Adding to 810412100651 its reverse (156001214018), we get a palindrome (966413314669).

The spelling of 810412100651 in words is "eight hundred ten billion, four hundred twelve million, one hundred thousand, six hundred fifty-one".