403225271 has 2 divisors, whose sum is σ = 403225272. Its totient is φ = 403225270.

The previous prime is 403225247. The next prime is 403225279. The reversal of 403225271 is 172522304.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-403225271 is a prime.

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 403225271.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (403225279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201612635 + 201612636.

It is an arithmetic number, because the mean of its divisors is an integer number (201612636).

Almost surely, 2^403225271 is an apocalyptic number.

403225271 is a deficient number, since it is larger than the sum of its proper divisors (1).

403225271 is an equidigital number, since it uses as much as digits as its factorization.

403225271 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 403225271 is about 20080.4698899204. The cubic root of 403225271 is about 738.7813341764.

Adding to 403225271 its reverse (172522304), we get a palindrome (575747575).

The spelling of 403225271 in words is "four hundred three million, two hundred twenty-five thousand, two hundred seventy-one".