1352255209 has 2 divisors, whose sum is σ = 1352255210. Its totient is φ = 1352255208.

The previous prime is 1352255207. The next prime is 1352255227. The reversal of 1352255209 is 9025522531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1193495209 + 158760000 = 34547^2 + 12600^2 .

It is a cyclic number.

It is not a de Polignac number, because 1352255209 - 2¹ = 1352255207 is a prime.

Together with 1352255207, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1352255207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 676127604 + 676127605.

It is an arithmetic number, because the mean of its divisors is an integer number (676127605).

Almost surely, 2^1352255209 is an apocalyptic number.

It is an amenable number.

1352255209 is a deficient number, since it is larger than the sum of its proper divisors (1).

1352255209 is an equidigital number, since it uses as much as digits as its factorization.

1352255209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27000, while the sum is 34.

The square root of 1352255209 is about 36773.0228428396. The cubic root of 1352255209 is about 1105.8245339547.

The spelling of 1352255209 in words is "one billion, three hundred fifty-two million, two hundred fifty-five thousand, two hundred nine".