1413623404321 has 2 divisors, whose sum is σ = 1413623404322. Its totient is φ = 1413623404320.

The previous prime is 1413623404279. The next prime is 1413623404343. The reversal of 1413623404321 is 1234043263141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1272979653696 + 140643750625 = 1128264^2 + 375025^2 .

It is a cyclic number.

It is not a de Polignac number, because 1413623404321 - 2⁹ = 1413623403809 is a prime.

It is a super-2 number, since 2×1413623404321² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1413623404121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 706811702160 + 706811702161.

It is an arithmetic number, because the mean of its divisors is an integer number (706811702161).

Almost surely, 2^{1413623404321} is an apocalyptic number.

It is an amenable number.

1413623404321 is a deficient number, since it is larger than the sum of its proper divisors (1).

1413623404321 is an equidigital number, since it uses as much as digits as its factorization.

1413623404321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 34.

Adding to 1413623404321 its reverse (1234043263141), we get a palindrome (2647666667462).

The spelling of 1413623404321 in words is "one trillion, four hundred thirteen billion, six hundred twenty-three million, four hundred four thousand, three hundred twenty-one".