144523243 has 2 divisors, whose sum is σ = 144523244. Its totient is φ = 144523242.

The previous prime is 144523231. The next prime is 144523279. The reversal of 144523243 is 342325441.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 144523243 - 2¹³ = 144515051 is a prime.

It is not a weakly prime, because it can be changed into another prime (144523843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72261621 + 72261622.

It is an arithmetic number, because the mean of its divisors is an integer number (72261622).

Almost surely, 2^144523243 is an apocalyptic number.

144523243 is a deficient number, since it is larger than the sum of its proper divisors (1).

144523243 is an equidigital number, since it uses as much as digits as its factorization.

144523243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11520, while the sum is 28.

The square root of 144523243 is about 12021.7820226454. The cubic root of 144523243 is about 524.7823654249.

Adding to 144523243 its reverse (342325441), we get a palindrome (486848684).

The spelling of 144523243 in words is "one hundred forty-four million, five hundred twenty-three thousand, two hundred forty-three".