7138341667109 has 2 divisors, whose sum is σ = 7138341667110. Its totient is φ = 7138341667108.

The previous prime is 7138341667103. The next prime is 7138341667139. The reversal of 7138341667109 is 9017661438317.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4243229208100 + 2895112459009 = 2059910^2 + 1701503^2 .

It is a cyclic number.

It is not a de Polignac number, because 7138341667109 - 2³⁶ = 7069622190373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7138341667103) 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, 3569170833554 + 3569170833555.

It is an arithmetic number, because the mean of its divisors is an integer number (3569170833555).

Almost surely, 2^{7138341667109} is an apocalyptic number.

It is an amenable number.

7138341667109 is a deficient number, since it is larger than the sum of its proper divisors (1).

7138341667109 is an equidigital number, since it uses as much as digits as its factorization.

7138341667109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4572288, while the sum is 56.

The spelling of 7138341667109 in words is "seven trillion, one hundred thirty-eight billion, three hundred forty-one million, six hundred sixty-seven thousand, one hundred nine".