1431321303434 has 8 divisors (see below), whose sum is σ = 2342162132928. Its totient is φ = 650600592460.

The previous prime is 1431321303389. The next prime is 1431321303449. The reversal of 1431321303434 is 4343031231341.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1431321303434.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 32530029602 + ... + 32530029645.

It is an arithmetic number, because the mean of its divisors is an integer number (292770266616).

Almost surely, 2^{1431321303434} is an apocalyptic number.

1431321303434 is a deficient number, since it is larger than the sum of its proper divisors (910840829494).

1431321303434 is a wasteful number, since it uses less digits than its factorization.

1431321303434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65060059260.

The product of its (nonzero) digits is 31104, while the sum is 32.

Adding to 1431321303434 its reverse (4343031231341), we get a palindrome (5774352534775).

The spelling of 1431321303434 in words is "one trillion, four hundred thirty-one billion, three hundred twenty-one million, three hundred three thousand, four hundred thirty-four".