804001403 has 2 divisors, whose sum is σ = 804001404. Its totient is φ = 804001402.

The previous prime is 804001369. The next prime is 804001439. The reversal of 804001403 is 304100408.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 804001403 - 2¹⁸ = 803739259 is a prime.

It is a Chen prime.

It is equal to p_41341250 and since 804001403 and 41341250 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (804001493) 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, 402000701 + 402000702.

It is an arithmetic number, because the mean of its divisors is an integer number (402000702).

Almost surely, 2^804001403 is an apocalyptic number.

804001403 is a deficient number, since it is larger than the sum of its proper divisors (1).

804001403 is an equidigital number, since it uses as much as digits as its factorization.

804001403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 804001403 is about 28354.9184975023. The cubic root of 804001403 is about 929.8629323565.

The spelling of 804001403 in words is "eight hundred four million, one thousand, four hundred three".