1352230709 has 2 divisors, whose sum is σ = 1352230710. Its totient is φ = 1352230708.

The previous prime is 1352230699. The next prime is 1352230751. The reversal of 1352230709 is 9070322531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 843728209 + 508502500 = 29047^2 + 22550^2 .

It is an emirp because it is prime and its reverse (9070322531) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1352230709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1352230769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 676115354 + 676115355.

It is an arithmetic number, because the mean of its divisors is an integer number (676115355).

Almost surely, 2^1352230709 is an apocalyptic number.

It is an amenable number.

1352230709 is a deficient number, since it is larger than the sum of its proper divisors (1).

1352230709 is an equidigital number, since it uses as much as digits as its factorization.

1352230709 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11340, while the sum is 32.

The square root of 1352230709 is about 36772.6897166906. The cubic root of 1352230709 is about 1105.8178555149.

The spelling of 1352230709 in words is "one billion, three hundred fifty-two million, two hundred thirty thousand, seven hundred nine".