404341999 has 2 divisors, whose sum is σ = 404342000. Its totient is φ = 404341998.

The previous prime is 404341997. The next prime is 404342009. The reversal of 404341999 is 999143404.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 404341999 - 2¹ = 404341997 is a prime.

Together with 404341997, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (404341997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202170999 + 202171000.

It is an arithmetic number, because the mean of its divisors is an integer number (202171000).

Almost surely, 2^404341999 is an apocalyptic number.

404341999 is a deficient number, since it is larger than the sum of its proper divisors (1).

404341999 is an equidigital number, since it uses as much as digits as its factorization.

404341999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 139968, while the sum is 43.

The square root of 404341999 is about 20108.2569856266. The cubic root of 404341999 is about 739.4627211535.

The spelling of 404341999 in words is "four hundred four million, three hundred forty-one thousand, nine hundred ninety-nine".