144345203 has 2 divisors, whose sum is σ = 144345204. Its totient is φ = 144345202.

The previous prime is 144345199. The next prime is 144345221. The reversal of 144345203 is 302543441.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 144345203 - 2² = 144345199 is a prime.

It is a super-2 number, since 2×144345203² = 41671075258222418, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (144345293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72172601 + 72172602.

It is an arithmetic number, because the mean of its divisors is an integer number (72172602).

Almost surely, 2^144345203 is an apocalyptic number.

144345203 is a deficient number, since it is larger than the sum of its proper divisors (1).

144345203 is an equidigital number, since it uses as much as digits as its factorization.

144345203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 144345203 is about 12014.3748484888. The cubic root of 144345203 is about 524.5667815427.

Adding to 144345203 its reverse (302543441), we get a palindrome (446888644).

The spelling of 144345203 in words is "one hundred forty-four million, three hundred forty-five thousand, two hundred three".