108929851 has 2 divisors, whose sum is σ = 108929852. Its totient is φ = 108929850.

The previous prime is 108929827. The next prime is 108929857. The reversal of 108929851 is 158929801.

It is a strong prime.

It is an emirp because it is prime and its reverse (158929801) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 108929851 - 2⁵ = 108929819 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 108929798 and 108929807.

It is not a weakly prime, because it can be changed into another prime (108929857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54464925 + 54464926.

It is an arithmetic number, because the mean of its divisors is an integer number (54464926).

Almost surely, 2^108929851 is an apocalyptic number.

108929851 is a deficient number, since it is larger than the sum of its proper divisors (1).

108929851 is an equidigital number, since it uses as much as digits as its factorization.

108929851 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 43.

The square root of 108929851 is about 10436.9464404106. The cubic root of 108929851 is about 477.5831215913.

The spelling of 108929851 in words is "one hundred eight million, nine hundred twenty-nine thousand, eight hundred fifty-one".