13321136146499 has 2 divisors, whose sum is σ = 13321136146500. Its totient is φ = 13321136146498.

The previous prime is 13321136146361. The next prime is 13321136146537. The reversal of 13321136146499 is 99464163112331.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (99464163112331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13321136146499 - 2¹⁶ = 13321136080963 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13321136146499.

It is not a weakly prime, because it can be changed into another prime (13321136136499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6660568073249 + 6660568073250.

It is an arithmetic number, because the mean of its divisors is an integer number (6660568073250).

Almost surely, 2^{13321136146499} is an apocalyptic number.

13321136146499 is a deficient number, since it is larger than the sum of its proper divisors (1).

13321136146499 is an equidigital number, since it uses as much as digits as its factorization.

13321136146499 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2519424, while the sum is 53.

The spelling of 13321136146499 in words is "thirteen trillion, three hundred twenty-one billion, one hundred thirty-six million, one hundred forty-six thousand, four hundred ninety-nine".