2160187975289 has 2 divisors, whose sum is σ = 2160187975290. Its totient is φ = 2160187975288.

The previous prime is 2160187975273. The next prime is 2160187975303. The reversal of 2160187975289 is 9825797810612.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1925733493264 + 234454482025 = 1387708^2 + 484205^2 .

It is a cyclic number.

It is not a de Polignac number, because 2160187975289 - 2⁴ = 2160187975273 is a prime.

It is not a weakly prime, because it can be changed into another prime (2160187975189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1080093987644 + 1080093987645.

It is an arithmetic number, because the mean of its divisors is an integer number (1080093987645).

Almost surely, 2^{2160187975289} is an apocalyptic number.

It is an amenable number.

2160187975289 is a deficient number, since it is larger than the sum of its proper divisors (1).

2160187975289 is an equidigital number, since it uses as much as digits as its factorization.

2160187975289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30481920, while the sum is 65.

The spelling of 2160187975289 in words is "two trillion, one hundred sixty billion, one hundred eighty-seven million, nine hundred seventy-five thousand, two hundred eighty-nine".