147868446013 has 2 divisors, whose sum is σ = 147868446014. Its totient is φ = 147868446012.

The previous prime is 147868445929. The next prime is 147868446031. The reversal of 147868446013 is 310644868741.

Together with next prime (147868446031) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 111691645209 + 36176800804 = 334203^2 + 190202^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-147868446013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (147868446073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73934223006 + 73934223007.

It is an arithmetic number, because the mean of its divisors is an integer number (73934223007).

Almost surely, 2^147868446013 is an apocalyptic number.

It is an amenable number.

147868446013 is a deficient number, since it is larger than the sum of its proper divisors (1).

147868446013 is an equidigital number, since it uses as much as digits as its factorization.

147868446013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3096576, while the sum is 52.

The spelling of 147868446013 in words is "one hundred forty-seven billion, eight hundred sixty-eight million, four hundred forty-six thousand, thirteen".