1352441689 has 2 divisors, whose sum is σ = 1352441690. Its totient is φ = 1352441688.

The previous prime is 1352441627. The next prime is 1352441707. The reversal of 1352441689 is 9861442531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1275704089 + 76737600 = 35717^2 + 8760^2 .

It is a cyclic number.

It is not a de Polignac number, because 1352441689 - 2⁹ = 1352441177 is a prime.

It is not a weakly prime, because it can be changed into another prime (1352441789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 676220844 + 676220845.

It is an arithmetic number, because the mean of its divisors is an integer number (676220845).

Almost surely, 2^1352441689 is an apocalyptic number.

It is an amenable number.

1352441689 is a deficient number, since it is larger than the sum of its proper divisors (1).

1352441689 is an equidigital number, since it uses as much as digits as its factorization.

1352441689 is an evil number, because the sum of its binary digits is even.

The product of its digits is 207360, while the sum is 43.

The square root of 1352441689 is about 36775.5583098340. The cubic root of 1352441689 is about 1105.8753637781.

The spelling of 1352441689 in words is "one billion, three hundred fifty-two million, four hundred forty-one thousand, six hundred eighty-nine".