401324471 has 2 divisors, whose sum is σ = 401324472. Its totient is φ = 401324470.

The previous prime is 401324467. The next prime is 401324477. The reversal of 401324471 is 174423104.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 401324471 - 2² = 401324467 is a prime.

It is a super-3 number, since 3×401324471³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 401324471.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (401324477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200662235 + 200662236.

It is an arithmetic number, because the mean of its divisors is an integer number (200662236).

Almost surely, 2^401324471 is an apocalyptic number.

401324471 is a deficient number, since it is larger than the sum of its proper divisors (1).

401324471 is an equidigital number, since it uses as much as digits as its factorization.

401324471 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 401324471 is about 20033.0844105445. The cubic root of 401324471 is about 737.6186359374.

Adding to 401324471 its reverse (174423104), we get a palindrome (575747575).

The spelling of 401324471 in words is "four hundred one million, three hundred twenty-four thousand, four hundred seventy-one".