401325271 has 2 divisors, whose sum is σ = 401325272. Its totient is φ = 401325270.

The previous prime is 401325209. The next prime is 401325313. The reversal of 401325271 is 172523104.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 401325271 - 2¹⁵ = 401292503 is a prime.

It is a super-2 number, since 2×401325271² = 322123946286446882, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (401325971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200662635 + 200662636.

It is an arithmetic number, because the mean of its divisors is an integer number (200662636).

Almost surely, 2^401325271 is an apocalyptic number.

401325271 is a deficient number, since it is larger than the sum of its proper divisors (1).

401325271 is an equidigital number, since it uses as much as digits as its factorization.

401325271 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 401325271 is about 20033.1043775048. The cubic root of 401325271 is about 737.6191260600.

Adding to 401325271 its reverse (172523104), we get a palindrome (573848375).

The spelling of 401325271 in words is "four hundred one million, three hundred twenty-five thousand, two hundred seventy-one".