4431431103353 has 4 divisors (see below), whose sum is σ = 4431436156020. Its totient is φ = 4431426050688.

The previous prime is 4431431103347. The next prime is 4431431103377. The reversal of 4431431103353 is 3533011341344.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 1037277067024 + 3394154036329 = 1018468^2 + 1842323^2 .

It is a cyclic number.

It is not a de Polignac number, because 4431431103353 - 2¹⁸ = 4431430841209 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4431431103343) 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, 831968 + ... + 3091121.

It is an arithmetic number, because the mean of its divisors is an integer number (1107859039005).

Almost surely, 2^{4431431103353} is an apocalyptic number.

It is an amenable number.

4431431103353 is a deficient number, since it is larger than the sum of its proper divisors (5052667).

4431431103353 is a wasteful number, since it uses less digits than its factorization.

4431431103353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5052666.

The product of its (nonzero) digits is 77760, while the sum is 35.

Adding to 4431431103353 its reverse (3533011341344), we get a palindrome (7964442444697).

The spelling of 4431431103353 in words is "four trillion, four hundred thirty-one billion, four hundred thirty-one million, one hundred three thousand, three hundred fifty-three".