143442023237 has 2 divisors, whose sum is σ = 143442023238. Its totient is φ = 143442023236.

The previous prime is 143442023191. The next prime is 143442023269. The reversal of 143442023237 is 732320244341.

143442023237 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., 140869606276 + 2572416961 = 375326^2 + 50719^2 .

It is a cyclic number.

It is not a de Polignac number, because 143442023237 - 2¹⁸ = 143441761093 is a prime.

It is a super-2 number, since 2×143442023237² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 143442023197 and 143442023206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143442026237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71721011618 + 71721011619.

It is an arithmetic number, because the mean of its divisors is an integer number (71721011619).

Almost surely, 2^143442023237 is an apocalyptic number.

It is an amenable number.

143442023237 is a deficient number, since it is larger than the sum of its proper divisors (1).

143442023237 is an equidigital number, since it uses as much as digits as its factorization.

143442023237 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96768, while the sum is 35.

Adding to 143442023237 its reverse (732320244341), we get a palindrome (875762267578).

The spelling of 143442023237 in words is "one hundred forty-three billion, four hundred forty-two million, twenty-three thousand, two hundred thirty-seven".