804414187321 has 2 divisors, whose sum is σ = 804414187322. Its totient is φ = 804414187320.

The previous prime is 804414187267. The next prime is 804414187327. The reversal of 804414187321 is 123781414408.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 690128947600 + 114285239721 = 830740^2 + 338061^2 .

It is a cyclic number.

It is not a de Polignac number, because 804414187321 - 2¹⁵ = 804414154553 is a prime.

It is not a weakly prime, because it can be changed into another prime (804414187327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 402207093660 + 402207093661.

It is an arithmetic number, because the mean of its divisors is an integer number (402207093661).

Almost surely, 2^804414187321 is an apocalyptic number.

It is an amenable number.

804414187321 is a deficient number, since it is larger than the sum of its proper divisors (1).

804414187321 is an equidigital number, since it uses as much as digits as its factorization.

804414187321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 172032, while the sum is 43.

The spelling of 804414187321 in words is "eight hundred four billion, four hundred fourteen million, one hundred eighty-seven thousand, three hundred twenty-one".