108397547 has 2 divisors, whose sum is σ = 108397548. Its totient is φ = 108397546.

The previous prime is 108397519. The next prime is 108397571. The reversal of 108397547 is 745793801.

It is a strong prime.

It is an emirp because it is prime and its reverse (745793801) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-108397547 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 108397498 and 108397507.

It is not a weakly prime, because it can be changed into another prime (108397507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54198773 + 54198774.

It is an arithmetic number, because the mean of its divisors is an integer number (54198774).

Almost surely, 2^108397547 is an apocalyptic number.

108397547 is a deficient number, since it is larger than the sum of its proper divisors (1).

108397547 is an equidigital number, since it uses as much as digits as its factorization.

108397547 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 211680, while the sum is 44.

The square root of 108397547 is about 10411.4142651227. The cubic root of 108397547 is about 476.8039209506.

The spelling of 108397547 in words is "one hundred eight million, three hundred ninety-seven thousand, five hundred forty-seven".