431314204243 has 16 divisors (see below), whose sum is σ = 492451729056. Its totient is φ = 374231508480.

The previous prime is 431314204207. The next prime is 431314204297. The reversal of 431314204243 is 342402413134.

It is a cyclic number.

It is not a de Polignac number, because 431314204243 - 2³⁷ = 293875250771 is a prime.

It is not an unprimeable number, because it can be changed into a prime (431314201243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1091553 + ... + 1433218.

It is an arithmetic number, because the mean of its divisors is an integer number (30778233066).

Almost surely, 2^431314204243 is an apocalyptic number.

431314204243 is a deficient number, since it is larger than the sum of its proper divisors (61137524813).

431314204243 is a wasteful number, since it uses less digits than its factorization.

431314204243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2525574.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 431314204243 its reverse (342402413134), we get a palindrome (773716617377).

The spelling of 431314204243 in words is "four hundred thirty-one billion, three hundred fourteen million, two hundred four thousand, two hundred forty-three".