144020033 has 2 divisors, whose sum is σ = 144020034. Its totient is φ = 144020032.

The previous prime is 144019991. The next prime is 144020099. The reversal of 144020033 is 330020441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 110923024 + 33097009 = 10532^2 + 5753^2 .

It is an emirp because it is prime and its reverse (330020441) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 144020033 - 2²⁰ = 142971457 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 144019993 and 144020020.

It is not a weakly prime, because it can be changed into another prime (144020533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72010016 + 72010017.

It is an arithmetic number, because the mean of its divisors is an integer number (72010017).

Almost surely, 2^144020033 is an apocalyptic number.

It is an amenable number.

144020033 is a deficient number, since it is larger than the sum of its proper divisors (1).

144020033 is an equidigital number, since it uses as much as digits as its factorization.

144020033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 144020033 is about 12000.8346793046. The cubic root of 144020033 is about 524.1725838778.

Adding to 144020033 its reverse (330020441), we get a palindrome (474040474).

The spelling of 144020033 in words is "one hundred forty-four million, twenty thousand, thirty-three".