2160297439 has 2 divisors, whose sum is σ = 2160297440. Its totient is φ = 2160297438.

The previous prime is 2160297431. The next prime is 2160297481. The reversal of 2160297439 is 9347920612.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2160297439 - 2³ = 2160297431 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2160297395 and 2160297404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2160297431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1080148719 + 1080148720.

It is an arithmetic number, because the mean of its divisors is an integer number (1080148720).

Almost surely, 2^2160297439 is an apocalyptic number.

2160297439 is a deficient number, since it is larger than the sum of its proper divisors (1).

2160297439 is an equidigital number, since it uses as much as digits as its factorization.

2160297439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 163296, while the sum is 43.

The square root of 2160297439 is about 46478.9999784849. Note that the first 4 decimals coincide. The cubic root of 2160297439 is about 1292.7201458236.

The spelling of 2160297439 in words is "two billion, one hundred sixty million, two hundred ninety-seven thousand, four hundred thirty-nine".