144430001533 has 2 divisors, whose sum is σ = 144430001534. Its totient is φ = 144430001532.

The previous prime is 144430001467. The next prime is 144430001563. The reversal of 144430001533 is 335100034441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 137761972569 + 6668028964 = 371163^2 + 81658^2 .

It is a cyclic number.

It is not a de Polignac number, because 144430001533 - 2¹³ = 144429993341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144430001563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72215000766 + 72215000767.

It is an arithmetic number, because the mean of its divisors is an integer number (72215000767).

Almost surely, 2^144430001533 is an apocalyptic number.

It is an amenable number.

144430001533 is a deficient number, since it is larger than the sum of its proper divisors (1).

144430001533 is an equidigital number, since it uses as much as digits as its factorization.

144430001533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 144430001533 its reverse (335100034441), we get a palindrome (479530035974).

The spelling of 144430001533 in words is "one hundred forty-four billion, four hundred thirty million, one thousand, five hundred thirty-three".