614065489 has 2 divisors, whose sum is σ = 614065490. Its totient is φ = 614065488.

The previous prime is 614065471. The next prime is 614065553. The reversal of 614065489 is 984560416.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 422713600 + 191351889 = 20560^2 + 13833^2 .

It is a cyclic number.

It is not a de Polignac number, because 614065489 - 2¹¹ = 614063441 is a prime.

It is not a weakly prime, because it can be changed into another prime (614065429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 307032744 + 307032745.

It is an arithmetic number, because the mean of its divisors is an integer number (307032745).

Almost surely, 2^614065489 is an apocalyptic number.

It is an amenable number.

614065489 is a deficient number, since it is larger than the sum of its proper divisors (1).

614065489 is an equidigital number, since it uses as much as digits as its factorization.

614065489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 207360, while the sum is 43.

The square root of 614065489 is about 24780.3448119674. The cubic root of 614065489 is about 849.9725430577.

The spelling of 614065489 in words is "six hundred fourteen million, sixty-five thousand, four hundred eighty-nine".