10804662509 has 2 divisors, whose sum is σ = 10804662510. Its totient is φ = 10804662508.

The previous prime is 10804662487. The next prime is 10804662523. The reversal of 10804662509 is 90526640801.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9220224484 + 1584438025 = 96022^2 + 39805^2 .

It is a cyclic number.

It is not a de Polignac number, because 10804662509 - 2¹² = 10804658413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10804662709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5402331254 + 5402331255.

It is an arithmetic number, because the mean of its divisors is an integer number (5402331255).

Almost surely, 2^10804662509 is an apocalyptic number.

It is an amenable number.

10804662509 is a deficient number, since it is larger than the sum of its proper divisors (1).

10804662509 is an equidigital number, since it uses as much as digits as its factorization.

10804662509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 103680, while the sum is 41.

The spelling of 10804662509 in words is "ten billion, eight hundred four million, six hundred sixty-two thousand, five hundred nine".