143340404437 has 2 divisors, whose sum is σ = 143340404438. Its totient is φ = 143340404436.

The previous prime is 143340404353. The next prime is 143340404453. The reversal of 143340404437 is 734404043341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 101935887076 + 41404517361 = 319274^2 + 203481^2 .

It is a cyclic number.

It is not a de Polignac number, because 143340404437 - 2¹¹ = 143340402389 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 143340404396 and 143340404405.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143340407437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71670202218 + 71670202219.

It is an arithmetic number, because the mean of its divisors is an integer number (71670202219).

Almost surely, 2^143340404437 is an apocalyptic number.

It is an amenable number.

143340404437 is a deficient number, since it is larger than the sum of its proper divisors (1).

143340404437 is an equidigital number, since it uses as much as digits as its factorization.

143340404437 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 193536, while the sum is 37.

Adding to 143340404437 its reverse (734404043341), we get a palindrome (877744447778).

The spelling of 143340404437 in words is "one hundred forty-three billion, three hundred forty million, four hundred four thousand, four hundred thirty-seven".