709254913 has 2 divisors, whose sum is σ = 709254914. Its totient is φ = 709254912.

The previous prime is 709254877. The next prime is 709254919. The reversal of 709254913 is 319452907.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 372605809 + 336649104 = 19303^2 + 18348^2 .

It is an emirp because it is prime and its reverse (319452907) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-709254913 is a prime.

It is a super-2 number, since 2×709254913² = 1006085063229275138, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (709254919) 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, 354627456 + 354627457.

It is an arithmetic number, because the mean of its divisors is an integer number (354627457).

Almost surely, 2^709254913 is an apocalyptic number.

It is an amenable number.

709254913 is a deficient number, since it is larger than the sum of its proper divisors (1).

709254913 is an equidigital number, since it uses as much as digits as its factorization.

709254913 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68040, while the sum is 40.

The square root of 709254913 is about 26631.8402105450. The cubic root of 709254913 is about 891.7999649477.

The spelling of 709254913 in words is "seven hundred nine million, two hundred fifty-four thousand, nine hundred thirteen".