144243122 has 8 divisors (see below), whose sum is σ = 217743276. Its totient is φ = 71662032.

The previous prime is 144243091. The next prime is 144243133. The reversal of 144243122 is 221342441.

144243122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 133425601 + 10817521 = 11551^2 + 3289^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 229373 + ... + 230000.

Almost surely, 2^144243122 is an apocalyptic number.

144243122 is a deficient number, since it is larger than the sum of its proper divisors (73500154).

144243122 is a wasteful number, since it uses less digits than its factorization.

144243122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459532.

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

The square root of 144243122 is about 12010.1258111645. The cubic root of 144243122 is about 524.4430944172.

Adding to 144243122 its reverse (221342441), we get a palindrome (365585563).

The spelling of 144243122 in words is "one hundred forty-four million, two hundred forty-three thousand, one hundred twenty-two".