2189139311 has 2 divisors, whose sum is σ = 2189139312. Its totient is φ = 2189139310.

The previous prime is 2189139301. The next prime is 2189139341. The reversal of 2189139311 is 1139319812.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2189139311 - 2¹⁴ = 2189122927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2189139301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1094569655 + 1094569656.

It is an arithmetic number, because the mean of its divisors is an integer number (1094569656).

Almost surely, 2^2189139311 is an apocalyptic number.

2189139311 is a deficient number, since it is larger than the sum of its proper divisors (1).

2189139311 is an equidigital number, since it uses as much as digits as its factorization.

2189139311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11664, while the sum is 38.

The square root of 2189139311 is about 46788.2390243531. The cubic root of 2189139311 is about 1298.4477154536.

The spelling of 2189139311 in words is "two billion, one hundred eighty-nine million, one hundred thirty-nine thousand, three hundred eleven".