108378971 has 2 divisors, whose sum is σ = 108378972. Its totient is φ = 108378970.

The previous prime is 108378953. The next prime is 108378997. The reversal of 108378971 is 179873801.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 108378971 - 2¹⁰ = 108377947 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (108378911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54189485 + 54189486.

It is an arithmetic number, because the mean of its divisors is an integer number (54189486).

Almost surely, 2^108378971 is an apocalyptic number.

108378971 is a deficient number, since it is larger than the sum of its proper divisors (1).

108378971 is an equidigital number, since it uses as much as digits as its factorization.

108378971 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84672, while the sum is 44.

The square root of 108378971 is about 10410.5221290769. The cubic root of 108378971 is about 476.7766828938.

The spelling of 108378971 in words is "one hundred eight million, three hundred seventy-eight thousand, nine hundred seventy-one".