101947167478313 has 2 divisors, whose sum is σ = 101947167478314. Its totient is φ = 101947167478312.

The previous prime is 101947167478301. The next prime is 101947167478333. The reversal of 101947167478313 is 313874761749101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99228055523584 + 2719111954729 = 9961328^2 + 1648973^2 .

It is a cyclic number.

It is not a de Polignac number, because 101947167478313 - 2³² = 101942872511017 is a prime.

It is not a weakly prime, because it can be changed into another prime (101947167478333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50973583739156 + 50973583739157.

It is an arithmetic number, because the mean of its divisors is an integer number (50973583739157).

Almost surely, 2^{101947167478313} is an apocalyptic number.

It is an amenable number.

101947167478313 is a deficient number, since it is larger than the sum of its proper divisors (1).

101947167478313 is an equidigital number, since it uses as much as digits as its factorization.

101947167478313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21337344, while the sum is 62.

The spelling of 101947167478313 in words is "one hundred one trillion, nine hundred forty-seven billion, one hundred sixty-seven million, four hundred seventy-eight thousand, three hundred thirteen".