141216823 has 4 divisors (see below), whose sum is σ = 154054728. Its totient is φ = 128378920.

The previous prime is 141216793. The next prime is 141216883. The reversal of 141216823 is 328612141.

141216823 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.

It is a cyclic number.

It is not a de Polignac number, because 141216823 - 2⁵ = 141216791 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 141216791 and 141216800.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141216883) 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, 6418936 + ... + 6418957.

It is an arithmetic number, because the mean of its divisors is an integer number (38513682).

Almost surely, 2^141216823 is an apocalyptic number.

141216823 is a deficient number, since it is larger than the sum of its proper divisors (12837905).

141216823 is a wasteful number, since it uses less digits than its factorization.

141216823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12837904.

The product of its digits is 2304, while the sum is 28.

The square root of 141216823 is about 11883.4684751549. The cubic root of 141216823 is about 520.7494408125.

Adding to 141216823 its reverse (328612141), we get a palindrome (469828964).

The spelling of 141216823 in words is "one hundred forty-one million, two hundred sixteen thousand, eight hundred twenty-three".