108464647 has 2 divisors, whose sum is σ = 108464648. Its totient is φ = 108464646.

The previous prime is 108464633. The next prime is 108464687. The reversal of 108464647 is 746464801.

It is an a-pointer prime, because the next prime (108464687) can be obtained adding 108464647 to its sum of digits (40).

It is a weak prime.

It is an emirp because it is prime and its reverse (746464801) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-108464647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (108464617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54232323 + 54232324.

It is an arithmetic number, because the mean of its divisors is an integer number (54232324).

Almost surely, 2^108464647 is an apocalyptic number.

108464647 is a deficient number, since it is larger than the sum of its proper divisors (1).

108464647 is an equidigital number, since it uses as much as digits as its factorization.

108464647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 129024, while the sum is 40.

The square root of 108464647 is about 10414.6361914375. The cubic root of 108464647 is about 476.9022840124.

The spelling of 108464647 in words is "one hundred eight million, four hundred sixty-four thousand, six hundred forty-seven".