143123556231413 has 2 divisors, whose sum is σ = 143123556231414. Its totient is φ = 143123556231412.

The previous prime is 143123556231401. The next prime is 143123556231451. The reversal of 143123556231413 is 314132655321341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 136659794064964 + 6463762166449 = 11690158^2 + 2542393^2 .

It is a cyclic number.

It is not a de Polignac number, because 143123556231413 - 2⁸ = 143123556231157 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143123556231493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71561778115706 + 71561778115707.

It is an arithmetic number, because the mean of its divisors is an integer number (71561778115707).

Almost surely, 2^{143123556231413} is an apocalyptic number.

It is an amenable number.

143123556231413 is a deficient number, since it is larger than the sum of its proper divisors (1).

143123556231413 is an equidigital number, since it uses as much as digits as its factorization.

143123556231413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 777600, while the sum is 44.

The spelling of 143123556231413 in words is "one hundred forty-three trillion, one hundred twenty-three billion, five hundred fifty-six million, two hundred thirty-one thousand, four hundred thirteen".