144522413 has 12 divisors (see below), whose sum is σ = 168488352. Its totient is φ = 123603480.

The previous prime is 144522397. The next prime is 144522437. The reversal of 144522413 is 314225441.

It is not a de Polignac number, because 144522413 - 2⁴ = 144522397 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 (144522913) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21056 + ... + 27062.

It is an arithmetic number, because the mean of its divisors is an integer number (14040696).

Almost surely, 2^144522413 is an apocalyptic number.

It is an amenable number.

144522413 is a deficient number, since it is larger than the sum of its proper divisors (23965939).

144522413 is an equidigital number, since it uses as much as digits as its factorization.

144522413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6512 (or 6505 counting only the distinct ones).

The product of its digits is 3840, while the sum is 26.

The square root of 144522413 is about 12021.7475019233. The cubic root of 144522413 is about 524.7813608110.

Adding to 144522413 its reverse (314225441), we get a palindrome (458747854).

The spelling of 144522413 in words is "one hundred forty-four million, five hundred twenty-two thousand, four hundred thirteen".