714939389 has 2 divisors, whose sum is σ = 714939390. Its totient is φ = 714939388.

The previous prime is 714939347. The next prime is 714939397. The reversal of 714939389 is 983939417.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 533148100 + 181791289 = 23090^2 + 13483^2 .

It is an emirp because it is prime and its reverse (983939417) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 714939389 - 2²⁴ = 698162173 is a prime.

It is a super-2 number, since 2×714939389² = 1022276659887386642, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 714939389.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (714939319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 357469694 + 357469695.

It is an arithmetic number, because the mean of its divisors is an integer number (357469695).

Almost surely, 2^714939389 is an apocalyptic number.

It is an amenable number.

714939389 is a deficient number, since it is larger than the sum of its proper divisors (1).

714939389 is an equidigital number, since it uses as much as digits as its factorization.

714939389 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1469664, while the sum is 53.

The square root of 714939389 is about 26738.3505287817. The cubic root of 714939389 is about 894.1761356215.

The spelling of 714939389 in words is "seven hundred fourteen million, nine hundred thirty-nine thousand, three hundred eighty-nine".