614384725897 has 2 divisors, whose sum is σ = 614384725898. Its totient is φ = 614384725896.

The previous prime is 614384725817. The next prime is 614384725919. The reversal of 614384725897 is 798527483416.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 465102176256 + 149282549641 = 681984^2 + 386371^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-614384725897 is a prime.

It is not a weakly prime, because it can be changed into another prime (614384725807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 307192362948 + 307192362949.

It is an arithmetic number, because the mean of its divisors is an integer number (307192362949).

Almost surely, 2^614384725897 is an apocalyptic number.

It is an amenable number.

614384725897 is a deficient number, since it is larger than the sum of its proper divisors (1).

614384725897 is an equidigital number, since it uses as much as digits as its factorization.

614384725897 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 81285120, while the sum is 64.

The spelling of 614384725897 in words is "six hundred fourteen billion, three hundred eighty-four million, seven hundred twenty-five thousand, eight hundred ninety-seven".