144141422 has 4 divisors (see below), whose sum is σ = 216212136. Its totient is φ = 72070710.

The previous prime is 144141421. The next prime is 144141449. The reversal of 144141422 is 224141441.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 224141441 = 643 ⋅348587.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144141421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36035354 + ... + 36035357.

It is an arithmetic number, because the mean of its divisors is an integer number (54053034).

Almost surely, 2^144141422 is an apocalyptic number.

144141422 is a deficient number, since it is larger than the sum of its proper divisors (72070714).

144141422 is an equidigital number, since it uses as much as digits as its factorization.

144141422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72070713.

The product of its digits is 1024, while the sum is 23.

The square root of 144141422 is about 12005.8911372709. The cubic root of 144141422 is about 524.3198108899.

Adding to 144141422 its reverse (224141441), we get a palindrome (368282863).

The spelling of 144141422 in words is "one hundred forty-four million, one hundred forty-one thousand, four hundred twenty-two".