144345352 has 8 divisors (see below), whose sum is σ = 270647550. Its totient is φ = 72172672.

The previous prime is 144345349. The next prime is 144345359. The reversal of 144345352 is 253543441.

It can be written as a sum of positive squares in only one way, i.e., 133494916 + 10850436 = 11554^2 + 3294^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (144345359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9021577 + ... + 9021592.

Almost surely, 2^144345352 is an apocalyptic number.

It is an amenable number.

144345352 is a deficient number, since it is larger than the sum of its proper divisors (126302198).

144345352 is a wasteful number, since it uses less digits than its factorization.

144345352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18043175 (or 18043171 counting only the distinct ones).

The product of its digits is 28800, while the sum is 31.

The square root of 144345352 is about 12014.3810493924. The cubic root of 144345352 is about 524.5669620369.

Adding to 144345352 its reverse (253543441), we get a palindrome (397888793).

The spelling of 144345352 in words is "one hundred forty-four million, three hundred forty-five thousand, three hundred fifty-two".