144442203 has 8 divisors (see below), whose sum is σ = 197068608. Its totient is φ = 94055304.

The previous prime is 144442201. The next prime is 144442213. The reversal of 144442203 is 302244441.

It is a happy number.

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

It is not a de Polignac number, because 144442203 - 2¹ = 144442201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (144442201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 559725 + ... + 559982.

It is an arithmetic number, because the mean of its divisors is an integer number (24633576).

Almost surely, 2^144442203 is an apocalyptic number.

144442203 is a deficient number, since it is larger than the sum of its proper divisors (52626405).

144442203 is a wasteful number, since it uses less digits than its factorization.

144442203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1119753.

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 144442203 is about 12018.4110014594. The cubic root of 144442203 is about 524.6842582194.

Adding to 144442203 its reverse (302244441), we get a palindrome (446686644).

The spelling of 144442203 in words is "one hundred forty-four million, four hundred forty-two thousand, two hundred three".