1367450489 has 2 divisors, whose sum is σ = 1367450490. Its totient is φ = 1367450488.

The previous prime is 1367450449. The next prime is 1367450519. The reversal of 1367450489 is 9840547631.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1332250000 + 35200489 = 36500^2 + 5933^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1367450489 is a prime.

It is not a weakly prime, because it can be changed into another prime (1367450429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 683725244 + 683725245.

It is an arithmetic number, because the mean of its divisors is an integer number (683725245).

Almost surely, 2^1367450489 is an apocalyptic number.

It is an amenable number.

1367450489 is a deficient number, since it is larger than the sum of its proper divisors (1).

1367450489 is an equidigital number, since it uses as much as digits as its factorization.

1367450489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 725760, while the sum is 47.

The square root of 1367450489 is about 36979.0547337273. The cubic root of 1367450489 is about 1109.9511622589.

The spelling of 1367450489 in words is "one billion, three hundred sixty-seven million, four hundred fifty thousand, four hundred eighty-nine".