32140034321 has 4 divisors (see below), whose sum is σ = 32308306944. Its totient is φ = 31971761700.

The previous prime is 32140034293. The next prime is 32140034323. The reversal of 32140034321 is 12343004123.

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, and also an emirpimes, since its reverse is a distinct semiprime: 12343004123 = 47 ⋅262617109.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32140034321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32140034323) 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, 84136025 + ... + 84136406.

It is an arithmetic number, because the mean of its divisors is an integer number (8077076736).

Almost surely, 2^32140034321 is an apocalyptic number.

It is an amenable number.

32140034321 is a deficient number, since it is larger than the sum of its proper divisors (168272623).

32140034321 is a wasteful number, since it uses less digits than its factorization.

32140034321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168272622.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 32140034321 its reverse (12343004123), we get a palindrome (44483038444).

The spelling of 32140034321 in words is "thirty-two billion, one hundred forty million, thirty-four thousand, three hundred twenty-one".