1132120609 has 3 divisors (see below), whose sum is σ = 1132154257. Its totient is φ = 1132086962.

The previous prime is 1132120601. The next prime is 1132120637. The reversal of 1132120609 is 9060212311.

The square root of 1132120609 is 33647.

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.

It is not a de Polignac number, because 1132120609 - 2³ = 1132120601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1132120601) 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, 16824 + ... + 50470.

Almost surely, 2^1132120609 is an apocalyptic number.

1132120609 is the 33647-th square number.

1132120609 is the 16824-th centered octagonal number.

It is an amenable number.

1132120609 is a deficient number, since it is larger than the sum of its proper divisors (33648).

1132120609 is an frugal number, since it uses more digits than its factorization.

1132120609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67294 (or 33647 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 25.

The cubic root of 1132120609 is about 1042.2315891020.

Multiplying 1132120609 by its sum of digits (25), we get a square (28303015225 = 168235²).

The spelling of 1132120609 in words is "one billion, one hundred thirty-two million, one hundred twenty thousand, six hundred nine".