224431404391 has 2 divisors, whose sum is σ = 224431404392. Its totient is φ = 224431404390.

The previous prime is 224431404359. The next prime is 224431404409. The reversal of 224431404391 is 193404134422.

224431404391 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 224431404391 - 2⁵ = 224431404359 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 224431404391.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (224431404091) 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 as a sum of consecutive naturals, namely, 112215702195 + 112215702196.

It is an arithmetic number, because the mean of its divisors is an integer number (112215702196).

Almost surely, 2^224431404391 is an apocalyptic number.

224431404391 is a deficient number, since it is larger than the sum of its proper divisors (1).

224431404391 is an equidigital number, since it uses as much as digits as its factorization.

224431404391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82944, while the sum is 37.

The spelling of 224431404391 in words is "two hundred twenty-four billion, four hundred thirty-one million, four hundred four thousand, three hundred ninety-one".