401304199 has 2 divisors, whose sum is σ = 401304200. Its totient is φ = 401304198.

The previous prime is 401304191. The next prime is 401304289. The reversal of 401304199 is 991403104.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 401304199 - 2³ = 401304191 is a prime.

It is a super-2 number, since 2×401304199² = 322090120270063202, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 401304199.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (401304191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200652099 + 200652100.

It is an arithmetic number, because the mean of its divisors is an integer number (200652100).

Almost surely, 2^401304199 is an apocalyptic number.

401304199 is a deficient number, since it is larger than the sum of its proper divisors (1).

401304199 is an equidigital number, since it uses as much as digits as its factorization.

401304199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 401304199 is about 20032.5784411293. The cubic root of 401304199 is about 737.6062160147.

The spelling of 401304199 in words is "four hundred one million, three hundred four thousand, one hundred ninety-nine".