403321240441 has 4 divisors (see below), whose sum is σ = 460938560512. Its totient is φ = 345703920372.

The previous prime is 403321240423. The next prime is 403321240447. The reversal of 403321240441 is 144042123304.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 403321240441 - 2³³ = 394731305849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (403321240447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28808660025 + ... + 28808660038.

It is an arithmetic number, because the mean of its divisors is an integer number (115234640128).

Almost surely, 2^403321240441 is an apocalyptic number.

It is an amenable number.

403321240441 is a deficient number, since it is larger than the sum of its proper divisors (57617320071).

403321240441 is an equidigital number, since it uses as much as digits as its factorization.

403321240441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57617320070.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 403321240441 its reverse (144042123304), we get a palindrome (547363363745).

The spelling of 403321240441 in words is "four hundred three billion, three hundred twenty-one million, two hundred forty thousand, four hundred forty-one".