143431040141 has 2 divisors, whose sum is σ = 143431040142. Its totient is φ = 143431040140.

The previous prime is 143431040111. The next prime is 143431040167. The reversal of 143431040141 is 141040134341.

It is a happy number.

It is an a-pointer prime, because the next prime (143431040167) can be obtained adding 143431040141 to its sum of digits (26).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 143019356041 + 411684100 = 378179^2 + 20290^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-143431040141 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 143431040141.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143431040111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71715520070 + 71715520071.

It is an arithmetic number, because the mean of its divisors is an integer number (71715520071).

Almost surely, 2^143431040141 is an apocalyptic number.

It is an amenable number.

143431040141 is a deficient number, since it is larger than the sum of its proper divisors (1).

143431040141 is an equidigital number, since it uses as much as digits as its factorization.

143431040141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 143431040141 its reverse (141040134341), we get a palindrome (284471174482).

The spelling of 143431040141 in words is "one hundred forty-three billion, four hundred thirty-one million, forty thousand, one hundred forty-one".