32113321 has 4 divisors (see below), whose sum is σ = 32326144. Its totient is φ = 31900500.

The previous prime is 32113307. The next prime is 32113327. The reversal of 32113321 is 12331123.

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 32113321 - 2⁹ = 32112809 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 32113295 and 32113304.

It is not an unprimeable number, because it can be changed into a prime (32113327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106185 + ... + 106486.

It is an arithmetic number, because the mean of its divisors is an integer number (8081536).

Almost surely, 2^32113321 is an apocalyptic number.

It is an amenable number.

32113321 is a deficient number, since it is larger than the sum of its proper divisors (212823).

32113321 is a wasteful number, since it uses less digits than its factorization.

32113321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212822.

The product of its digits is 108, while the sum is 16.

The square root of 32113321 is about 5666.8616535081. The cubic root of 32113321 is about 317.8545311212.

Adding to 32113321 its reverse (12331123), we get a palindrome (44444444).

The spelling of 32113321 in words is "thirty-two million, one hundred thirteen thousand, three hundred twenty-one".