7138142546813 has 2 divisors, whose sum is σ = 7138142546814. Its totient is φ = 7138142546812.

The previous prime is 7138142546803. The next prime is 7138142546879. The reversal of 7138142546813 is 3186452418317.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4226979745444 + 2911162801369 = 2055962^2 + 1706213^2 .

It is a cyclic number.

It is not a de Polignac number, because 7138142546813 - 2¹⁰ = 7138142545789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7138142546803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3569071273406 + 3569071273407.

It is an arithmetic number, because the mean of its divisors is an integer number (3569071273407).

Almost surely, 2^{7138142546813} is an apocalyptic number.

It is an amenable number.

7138142546813 is a deficient number, since it is larger than the sum of its proper divisors (1).

7138142546813 is an equidigital number, since it uses as much as digits as its factorization.

7138142546813 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3870720, while the sum is 53.

The spelling of 7138142546813 in words is "seven trillion, one hundred thirty-eight billion, one hundred forty-two million, five hundred forty-six thousand, eight hundred thirteen".