2189713039 has 2 divisors, whose sum is σ = 2189713040. Its totient is φ = 2189713038.

The previous prime is 2189713003. The next prime is 2189713081. The reversal of 2189713039 is 9303179812.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2189713039 - 2⁷ = 2189712911 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2189712986 and 2189713004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2189711039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1094856519 + 1094856520.

It is an arithmetic number, because the mean of its divisors is an integer number (1094856520).

Almost surely, 2^2189713039 is an apocalyptic number.

2189713039 is a deficient number, since it is larger than the sum of its proper divisors (1).

2189713039 is an equidigital number, since it uses as much as digits as its factorization.

2189713039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648, while the sum is 43.

The square root of 2189713039 is about 46794.3697361125. The cubic root of 2189713039 is about 1298.5611376157.

The spelling of 2189713039 in words is "two billion, one hundred eighty-nine million, seven hundred thirteen thousand, thirty-nine".