532320109 has 4 divisors (see below), whose sum is σ = 532695616. Its totient is φ = 531944604.

The previous prime is 532320079. The next prime is 532320137. The reversal of 532320109 is 901023235.

It is a happy number.

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 532320109 - 2¹⁹ = 531795821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (532320199) 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, 185619 + ... + 188464.

It is an arithmetic number, because the mean of its divisors is an integer number (133173904).

Almost surely, 2^532320109 is an apocalyptic number.

It is an amenable number.

532320109 is a deficient number, since it is larger than the sum of its proper divisors (375507).

532320109 is a wasteful number, since it uses less digits than its factorization.

532320109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375506.

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 532320109 is about 23072.0633884358. The cubic root of 532320109 is about 810.4463875957.

The spelling of 532320109 in words is "five hundred thirty-two million, three hundred twenty thousand, one hundred nine".