431343122140141 has 4 divisors (see below), whose sum is σ = 456716246971932. Its totient is φ = 405969997308352.

The previous prime is 431343122140097. The next prime is 431343122140159. The reversal of 431343122140141 is 141041221343134.

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

It can be written as a sum of positive squares in 2 ways, for example, as 185713389628900 + 245629732511241 = 13627670^2 + 15672579^2 .

It is a cyclic number.

It is not a de Polignac number, because 431343122140141 - 2⁷ = 431343122140013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 431343122140097 and 431343122140106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (431343122144141) 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, 12686562415870 + ... + 12686562415903.

It is an arithmetic number, because the mean of its divisors is an integer number (114179061742983).

Almost surely, 2^{431343122140141} is an apocalyptic number.

It is an amenable number.

431343122140141 is a deficient number, since it is larger than the sum of its proper divisors (25373124831791).

431343122140141 is a wasteful number, since it uses less digits than its factorization.

431343122140141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25373124831790.

The product of its (nonzero) digits is 27648, while the sum is 34.

Adding to 431343122140141 its reverse (141041221343134), we get a palindrome (572384343483275).

The spelling of 431343122140141 in words is "four hundred thirty-one trillion, three hundred forty-three billion, one hundred twenty-two million, one hundred forty thousand, one hundred forty-one".