15605065141 has 2 divisors, whose sum is σ = 15605065142. Its totient is φ = 15605065140.

The previous prime is 15605065127. The next prime is 15605065163. The reversal of 15605065141 is 14156050651.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11783970916 + 3821094225 = 108554^2 + 61815^2 .

It is an emirp because it is prime and its reverse (14156050651) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 15605065141 - 2⁵ = 15605065109 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 15605065097 and 15605065106.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15605065121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7802532570 + 7802532571.

It is an arithmetic number, because the mean of its divisors is an integer number (7802532571).

Almost surely, 2^15605065141 is an apocalyptic number.

It is an amenable number.

15605065141 is a deficient number, since it is larger than the sum of its proper divisors (1).

15605065141 is an equidigital number, since it uses as much as digits as its factorization.

15605065141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18000, while the sum is 34.

The spelling of 15605065141 in words is "fifteen billion, six hundred five million, sixty-five thousand, one hundred forty-one".