2189167241 has 2 divisors, whose sum is σ = 2189167242. Its totient is φ = 2189167240.

The previous prime is 2189167229. The next prime is 2189167259. The reversal of 2189167241 is 1427619812.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1988803216 + 200364025 = 44596^2 + 14155^2 .

It is a cyclic number.

It is not a de Polignac number, because 2189167241 - 2¹⁴ = 2189150857 is a prime.

It is not a weakly prime, because it can be changed into another prime (2189167261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1094583620 + 1094583621.

It is an arithmetic number, because the mean of its divisors is an integer number (1094583621).

Almost surely, 2^2189167241 is an apocalyptic number.

It is an amenable number.

2189167241 is a deficient number, since it is larger than the sum of its proper divisors (1).

2189167241 is an equidigital number, since it uses as much as digits as its factorization.

2189167241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48384, while the sum is 41.

The square root of 2189167241 is about 46788.5374958440. The cubic root of 2189167241 is about 1298.4532374854.

The spelling of 2189167241 in words is "two billion, one hundred eighty-nine million, one hundred sixty-seven thousand, two hundred forty-one".