709379369 has 2 divisors, whose sum is σ = 709379370. Its totient is φ = 709379368.

The previous prime is 709379339. The next prime is 709379393. The reversal of 709379369 is 963973907.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 478734400 + 230644969 = 21880^2 + 15187^2 .

It is a cyclic number.

It is not a de Polignac number, because 709379369 - 2²⁴ = 692602153 is a prime.

It is a super-2 number, since 2×709379369² = 1006438178325676322, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 709379369.

It is not a weakly prime, because it can be changed into another prime (709379329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 354689684 + 354689685.

It is an arithmetic number, because the mean of its divisors is an integer number (354689685).

Almost surely, 2^709379369 is an apocalyptic number.

It is an amenable number.

709379369 is a deficient number, since it is larger than the sum of its proper divisors (1).

709379369 is an equidigital number, since it uses as much as digits as its factorization.

709379369 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1928934, while the sum is 53.

The square root of 709379369 is about 26634.1767096338. The cubic root of 709379369 is about 891.8521245512.

The spelling of 709379369 in words is "seven hundred nine million, three hundred seventy-nine thousand, three hundred sixty-nine".