119589397489 has 3 divisors (see below), whose sum is σ = 119589743307. Its totient is φ = 119589051672.

The previous prime is 119589397457. The next prime is 119589397513. The reversal of 119589397489 is 984793985911.

The square root of 119589397489 is 345817.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 984793985911 = 9391 ⋅104865721.

It can be written as a sum of positive squares in only one way, i.e., 113094327025 + 6495070464 = 336295^2 + 80592^2 .

It is not a de Polignac number, because 119589397489 - 2⁵ = 119589397457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (119589397289) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 172909 + ... + 518725.

It is an arithmetic number, because the mean of its divisors is an integer number (39863247769).

Almost surely, 2^119589397489 is an apocalyptic number.

119589397489 is the 345817-th square number.

119589397489 is the 172909-th centered octagonal number.

It is an amenable number.

119589397489 is a deficient number, since it is larger than the sum of its proper divisors (345818).

119589397489 is an frugal number, since it uses more digits than its factorization.

119589397489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 691634 (or 345817 counting only the distinct ones).

The product of its digits is 176359680, while the sum is 73.

The spelling of 119589397489 in words is "one hundred nineteen billion, five hundred eighty-nine million, three hundred ninety-seven thousand, four hundred eighty-nine".