144923533 has 2 divisors, whose sum is σ = 144923534. Its totient is φ = 144923532.

The previous prime is 144923503. The next prime is 144923549. The reversal of 144923533 is 335329441.

144923533 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 104816644 + 40106889 = 10238^2 + 6333^2 .

It is a cyclic number.

It is not a de Polignac number, because 144923533 - 2²¹ = 142826381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144923503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72461766 + 72461767.

It is an arithmetic number, because the mean of its divisors is an integer number (72461767).

Almost surely, 2^144923533 is an apocalyptic number.

It is an amenable number.

144923533 is a deficient number, since it is larger than the sum of its proper divisors (1).

144923533 is an equidigital number, since it uses as much as digits as its factorization.

144923533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 34.

The square root of 144923533 is about 12038.4190407213. The cubic root of 144923533 is about 525.2664201821.

The spelling of 144923533 in words is "one hundred forty-four million, nine hundred twenty-three thousand, five hundred thirty-three".