403321431315441 has 8 divisors (see below), whose sum is σ = 555109066756864. Its totient is φ = 260207375042160.

The previous prime is 403321431315373. The next prime is 403321431315463. The reversal of 403321431315441 is 144513134123304.

It is a happy number.

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

It is not a de Polignac number, because 403321431315441 - 2²³ = 403321422926833 is a prime.

It is a super-3 number, since 3×403321431315441³ (a number of 45 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 403321431315441.

It is not an unprimeable number, because it can be changed into a prime (403321431311441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2168394791926 + ... + 2168394792111.

It is an arithmetic number, because the mean of its divisors is an integer number (69388633344608).

Almost surely, 2^{403321431315441} is an apocalyptic number.

It is an amenable number.

403321431315441 is a deficient number, since it is larger than the sum of its proper divisors (151787635441423).

403321431315441 is a wasteful number, since it uses less digits than its factorization.

403321431315441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4336789584071.

The product of its (nonzero) digits is 207360, while the sum is 39.

Adding to 403321431315441 its reverse (144513134123304), we get a palindrome (547834565438745).

The spelling of 403321431315441 in words is "four hundred three trillion, three hundred twenty-one billion, four hundred thirty-one million, three hundred fifteen thousand, four hundred forty-one".