141232321 has 4 divisors (see below), whose sum is σ = 144237312. Its totient is φ = 138227332.

The previous prime is 141232303. The next prime is 141232327. The reversal of 141232321 is 123232141.

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 141232321 - 2⁹ = 141231809 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (141232327) 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, 1502425 + ... + 1502518.

It is an arithmetic number, because the mean of its divisors is an integer number (36059328).

Almost surely, 2^141232321 is an apocalyptic number.

It is an amenable number.

141232321 is a deficient number, since it is larger than the sum of its proper divisors (3004991).

141232321 is an equidigital number, since it uses as much as digits as its factorization.

141232321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3004990.

The product of its digits is 288, while the sum is 19.

The square root of 141232321 is about 11884.1205396108. The cubic root of 141232321 is about 520.7684901945.

Adding to 141232321 its reverse (123232141), we get a palindrome (264464462).

It can be divided in two parts, 1412 and 32321, that added together give a palindrome (33733).

The spelling of 141232321 in words is "one hundred forty-one million, two hundred thirty-two thousand, three hundred twenty-one".