141403151221 has 4 divisors (see below), whose sum is σ = 141450877152. Its totient is φ = 141355425292.

The previous prime is 141403151213. The next prime is 141403151233. The reversal of 141403151221 is 122151304141.

It is a happy number.

141403151221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 141403151221 - 2³ = 141403151213 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 (141403151251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23858521 + ... + 23864446.

It is an arithmetic number, because the mean of its divisors is an integer number (35362719288).

Almost surely, 2^141403151221 is an apocalyptic number.

It is an amenable number.

141403151221 is a deficient number, since it is larger than the sum of its proper divisors (47725931).

141403151221 is an equidigital number, since it uses as much as digits as its factorization.

141403151221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47725930.

The product of its (nonzero) digits is 960, while the sum is 25.

Adding to 141403151221 its reverse (122151304141), we get a palindrome (263554455362).

The spelling of 141403151221 in words is "one hundred forty-one billion, four hundred three million, one hundred fifty-one thousand, two hundred twenty-one".