1358319889 has 4 divisors (see below), whose sum is σ = 1381342320. Its totient is φ = 1335297460.

The previous prime is 1358319887. The next prime is 1358319923. The reversal of 1358319889 is 9889138531.

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 1358319889 - 2¹ = 1358319887 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1358319887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11511127 + ... + 11511244.

It is an arithmetic number, because the mean of its divisors is an integer number (345335580).

Almost surely, 2^1358319889 is an apocalyptic number.

It is an amenable number.

1358319889 is a deficient number, since it is larger than the sum of its proper divisors (23022431).

1358319889 is an equidigital number, since it uses as much as digits as its factorization.

1358319889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23022430.

The product of its digits is 1866240, while the sum is 55.

The square root of 1358319889 is about 36855.3915865779. The cubic root of 1358319889 is about 1107.4752260542.

The spelling of 1358319889 in words is "one billion, three hundred fifty-eight million, three hundred nineteen thousand, eight hundred eighty-nine".