15321505343141 has 2 divisors, whose sum is σ = 15321505343142. Its totient is φ = 15321505343140.

The previous prime is 15321505343093. The next prime is 15321505343161. The reversal of 15321505343141 is 14134350512351.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14821191028900 + 500314314241 = 3849830^2 + 707329^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15321505343141 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 15321505343095 and 15321505343104.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15321505343161) 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 as a sum of consecutive naturals, namely, 7660752671570 + 7660752671571.

It is an arithmetic number, because the mean of its divisors is an integer number (7660752671571).

Almost surely, 2^{15321505343141} is an apocalyptic number.

It is an amenable number.

15321505343141 is a deficient number, since it is larger than the sum of its proper divisors (1).

15321505343141 is an equidigital number, since it uses as much as digits as its factorization.

15321505343141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108000, while the sum is 38.

Adding to 15321505343141 its reverse (14134350512351), we get a palindrome (29455855855492).

The spelling of 15321505343141 in words is "fifteen trillion, three hundred twenty-one billion, five hundred five million, three hundred forty-three thousand, one hundred forty-one".