144111427 has 2 divisors, whose sum is σ = 144111428. Its totient is φ = 144111426.

The previous prime is 144111419. The next prime is 144111437. The reversal of 144111427 is 724111441.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 144111427 - 2³ = 144111419 is a prime.

It is not a weakly prime, because it can be changed into another prime (144111437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72055713 + 72055714.

It is an arithmetic number, because the mean of its divisors is an integer number (72055714).

Almost surely, 2^144111427 is an apocalyptic number.

144111427 is a deficient number, since it is larger than the sum of its proper divisors (1).

144111427 is an equidigital number, since it uses as much as digits as its factorization.

144111427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 896, while the sum is 25.

The square root of 144111427 is about 12004.6418938676. The cubic root of 144111427 is about 524.2834390556.

Adding to 144111427 its reverse (724111441), we get a palindrome (868222868).

The spelling of 144111427 in words is "one hundred forty-four million, one hundred eleven thousand, four hundred twenty-seven".