2904140189 has 2 divisors, whose sum is σ = 2904140190. Its totient is φ = 2904140188.

The previous prime is 2904140143. The next prime is 2904140207. The reversal of 2904140189 is 9810414092.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2889062500 + 15077689 = 53750^2 + 3883^2 .

It is a cyclic number.

It is not a de Polignac number, because 2904140189 - 2⁸ = 2904139933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2904149189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1452070094 + 1452070095.

It is an arithmetic number, because the mean of its divisors is an integer number (1452070095).

Almost surely, 2^2904140189 is an apocalyptic number.

It is an amenable number.

2904140189 is a deficient number, since it is larger than the sum of its proper divisors (1).

2904140189 is an equidigital number, since it uses as much as digits as its factorization.

2904140189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 38.

The square root of 2904140189 is about 53890.0750509776. The cubic root of 2904140189 is about 1426.7214552709.

The spelling of 2904140189 in words is "two billion, nine hundred four million, one hundred forty thousand, one hundred eighty-nine".