431122145135303 has 4 divisors (see below), whose sum is σ = 431679871067688. Its totient is φ = 430564419202920.

The previous prime is 431122145135273. The next prime is 431122145135377. The reversal of 431122145135303 is 303531541221134.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 431122145135303 - 2¹⁴ = 431122145118919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (431122145165303) 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, 278862965033 + ... + 278862966578.

It is an arithmetic number, because the mean of its divisors is an integer number (107919967766922).

Almost surely, 2^{431122145135303} is an apocalyptic number.

431122145135303 is a deficient number, since it is larger than the sum of its proper divisors (557725932385).

431122145135303 is an equidigital number, since it uses as much as digits as its factorization.

431122145135303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557725932384.

The product of its (nonzero) digits is 129600, while the sum is 38.

Adding to 431122145135303 its reverse (303531541221134), we get a palindrome (734653686356437).

The spelling of 431122145135303 in words is "four hundred thirty-one trillion, one hundred twenty-two billion, one hundred forty-five million, one hundred thirty-five thousand, three hundred three".