1314230321605 has 4 divisors (see below), whose sum is σ = 1577076385932. Its totient is φ = 1051384257280.

The previous prime is 1314230321557. The next prime is 1314230321639. The reversal of 1314230321605 is 5061230324131.

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 741655105636 + 572575215969 = 861194^2 + 756687^2 .

It is not a de Polignac number, because 1314230321605 - 2⁷ = 1314230321477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131423032156 + ... + 131423032165.

It is an arithmetic number, because the mean of its divisors is an integer number (394269096483).

Almost surely, 2^{1314230321605} is an apocalyptic number.

It is an amenable number.

1314230321605 is a deficient number, since it is larger than the sum of its proper divisors (262846064327).

1314230321605 is an equidigital number, since it uses as much as digits as its factorization.

1314230321605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262846064326.

The product of its (nonzero) digits is 12960, while the sum is 31.

Adding to 1314230321605 its reverse (5061230324131), we get a palindrome (6375460645736).

The spelling of 1314230321605 in words is "one trillion, three hundred fourteen billion, two hundred thirty million, three hundred twenty-one thousand, six hundred five".