15000728715143 has 2 divisors, whose sum is σ = 15000728715144. Its totient is φ = 15000728715142.

The previous prime is 15000728715127. The next prime is 15000728715163. The reversal of 15000728715143 is 34151782700051.

It is a weak prime.

It is an emirp because it is prime and its reverse (34151782700051) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 15000728715143 - 2⁴ = 15000728715127 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 15000728715094 and 15000728715103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15000728715113) 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, 7500364357571 + 7500364357572.

It is an arithmetic number, because the mean of its divisors is an integer number (7500364357572).

Almost surely, 2^{15000728715143} is an apocalyptic number.

15000728715143 is a deficient number, since it is larger than the sum of its proper divisors (1).

15000728715143 is an equidigital number, since it uses as much as digits as its factorization.

15000728715143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 235200, while the sum is 44.

The spelling of 15000728715143 in words is "fifteen trillion, seven hundred twenty-eight million, seven hundred fifteen thousand, one hundred forty-three".