804621107 has 2 divisors, whose sum is σ = 804621108. Its totient is φ = 804621106.

The previous prime is 804621091. The next prime is 804621113. The reversal of 804621107 is 701126408.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 804621107 - 2⁴ = 804621091 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 804621107.

It is not a weakly prime, because it can be changed into another prime (804621707) 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, 402310553 + 402310554.

It is an arithmetic number, because the mean of its divisors is an integer number (402310554).

Almost surely, 2^804621107 is an apocalyptic number.

804621107 is a deficient number, since it is larger than the sum of its proper divisors (1).

804621107 is an equidigital number, since it uses as much as digits as its factorization.

804621107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 29.

The square root of 804621107 is about 28365.8440205822. The cubic root of 804621107 is about 930.1017759661.

The spelling of 804621107 in words is "eight hundred four million, six hundred twenty-one thousand, one hundred seven".