714617509 has 2 divisors, whose sum is σ = 714617510. Its totient is φ = 714617508.

The previous prime is 714617483. The next prime is 714617539. The reversal of 714617509 is 905716417.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 714492900 + 124609 = 26730^2 + 353^2 .

It is a cyclic number.

It is not a de Polignac number, because 714617509 - 2⁹ = 714616997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (714617539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 357308754 + 357308755.

It is an arithmetic number, because the mean of its divisors is an integer number (357308755).

Almost surely, 2^714617509 is an apocalyptic number.

It is an amenable number.

714617509 is a deficient number, since it is larger than the sum of its proper divisors (1).

714617509 is an equidigital number, since it uses as much as digits as its factorization.

714617509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52920, while the sum is 40.

The square root of 714617509 is about 26732.3307812843. The cubic root of 714617509 is about 894.0419234895.

The spelling of 714617509 in words is "seven hundred fourteen million, six hundred seventeen thousand, five hundred nine".