1359199689 has 4 divisors (see below), whose sum is σ = 1812266256. Its totient is φ = 906133124.

The previous prime is 1359199679. The next prime is 1359199717. The reversal of 1359199689 is 9869919531.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1359199689 - 2¹⁹ = 1358675401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1359199609) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 226533279 + ... + 226533284.

It is an arithmetic number, because the mean of its divisors is an integer number (453066564).

Almost surely, 2^1359199689 is an apocalyptic number.

It is an amenable number.

1359199689 is a deficient number, since it is larger than the sum of its proper divisors (453066567).

1359199689 is an equidigital number, since it uses as much as digits as its factorization.

1359199689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453066566.

The product of its digits is 4723920, while the sum is 60.

The square root of 1359199689 is about 36867.3254929077. The cubic root of 1359199689 is about 1107.7142827546.

The spelling of 1359199689 in words is "one billion, three hundred fifty-nine million, one hundred ninety-nine thousand, six hundred eighty-nine".