108731347 has 2 divisors, whose sum is σ = 108731348. Its totient is φ = 108731346.

The previous prime is 108731339. The next prime is 108731369. The reversal of 108731347 is 743137801.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 108731347 - 2³ = 108731339 is a prime.

It is not a weakly prime, because it can be changed into another prime (108731647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54365673 + 54365674.

It is an arithmetic number, because the mean of its divisors is an integer number (54365674).

Almost surely, 2^108731347 is an apocalyptic number.

108731347 is a deficient number, since it is larger than the sum of its proper divisors (1).

108731347 is an equidigital number, since it uses as much as digits as its factorization.

108731347 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14112, while the sum is 34.

The square root of 108731347 is about 10427.4324260577. The cubic root of 108731347 is about 477.2928436317.

The spelling of 108731347 in words is "one hundred eight million, seven hundred thirty-one thousand, three hundred forty-seven".