431321191411 has 16 divisors (see below), whose sum is σ = 479926827360. Its totient is φ = 384297272320.

The previous prime is 431321191409. The next prime is 431321191421. The reversal of 431321191411 is 114191123134.

It is a cyclic number.

It is not a de Polignac number, because 431321191411 - 2¹ = 431321191409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (431321191421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143421 + ... + 939793.

It is an arithmetic number, because the mean of its divisors is an integer number (29995426710).

Almost surely, 2^431321191411 is an apocalyptic number.

431321191411 is a deficient number, since it is larger than the sum of its proper divisors (48605635949).

431321191411 is a wasteful number, since it uses less digits than its factorization.

431321191411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 797366.

The product of its digits is 2592, while the sum is 31.

The spelling of 431321191411 in words is "four hundred thirty-one billion, three hundred twenty-one million, one hundred ninety-one thousand, four hundred eleven".