403225143 has 8 divisors (see below), whose sum is σ = 540336000. Its totient is φ = 267465528.

The previous prime is 403225139. The next prime is 403225157. The reversal of 403225143 is 341522304.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 403225143 - 2² = 403225139 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (403225133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 337113 + ... + 338306.

It is an arithmetic number, because the mean of its divisors is an integer number (67542000).

Almost surely, 2^403225143 is an apocalyptic number.

403225143 is a deficient number, since it is larger than the sum of its proper divisors (137110857).

403225143 is a wasteful number, since it uses less digits than its factorization.

403225143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 675621.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 403225143 is about 20080.4667027437. The cubic root of 403225143 is about 738.7812560033.

Adding to 403225143 its reverse (341522304), we get a palindrome (744747447).

The spelling of 403225143 in words is "four hundred three million, two hundred twenty-five thousand, one hundred forty-three".