804113423 has 2 divisors, whose sum is σ = 804113424. Its totient is φ = 804113422.

The previous prime is 804113357. The next prime is 804113437. The reversal of 804113423 is 324311408.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-804113423 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 804113392 and 804113401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (804113473) 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, 402056711 + 402056712.

It is an arithmetic number, because the mean of its divisors is an integer number (402056712).

Almost surely, 2^804113423 is an apocalyptic number.

804113423 is a deficient number, since it is larger than the sum of its proper divisors (1).

804113423 is an equidigital number, since it uses as much as digits as its factorization.

804113423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 804113423 is about 28356.8937473765. The cubic root of 804113423 is about 929.9061157009.

The spelling of 804113423 in words is "eight hundred four million, one hundred thirteen thousand, four hundred twenty-three".