141224421 has 8 divisors (see below), whose sum is σ = 202783840. Its totient is φ = 86907312.

The previous prime is 141224401. The next prime is 141224431. The reversal of 141224421 is 124422141.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 141224421 - 2¹⁴ = 141208037 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 (141224401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1810531 + ... + 1810608.

It is an arithmetic number, because the mean of its divisors is an integer number (25347980).

Almost surely, 2^141224421 is an apocalyptic number.

It is an amenable number.

141224421 is a deficient number, since it is larger than the sum of its proper divisors (61559419).

141224421 is a wasteful number, since it uses less digits than its factorization.

141224421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3621155.

The product of its digits is 512, while the sum is 21.

The square root of 141224421 is about 11883.7881586639. The cubic root of 141224421 is about 520.7587800758.

Adding to 141224421 its reverse (124422141), we get a palindrome (265646562).

The spelling of 141224421 in words is "one hundred forty-one million, two hundred twenty-four thousand, four hundred twenty-one".