144013424 has 10 divisors (see below), whose sum is σ = 279026040. Its totient is φ = 72006704.

The previous prime is 144013403. The next prime is 144013433. The reversal of 144013424 is 424310441.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 144013424.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4500404 + ... + 4500435.

It is an arithmetic number, because the mean of its divisors is an integer number (27902604).

Almost surely, 2^144013424 is an apocalyptic number.

It is an amenable number.

144013424 is a deficient number, since it is larger than the sum of its proper divisors (135012616).

144013424 is an equidigital number, since it uses as much as digits as its factorization.

144013424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9000847 (or 9000841 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 144013424 is about 12000.5593202984. The cubic root of 144013424 is about 524.1645657581.

Adding to 144013424 its reverse (424310441), we get a palindrome (568323865).

The spelling of 144013424 in words is "one hundred forty-four million, thirteen thousand, four hundred twenty-four".