108944489 has 2 divisors, whose sum is σ = 108944490. Its totient is φ = 108944488.

The previous prime is 108944477. The next prime is 108944531. The reversal of 108944489 is 984449801.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 84787264 + 24157225 = 9208^2 + 4915^2 .

It is a cyclic number.

It is not a de Polignac number, because 108944489 - 2¹² = 108940393 is a prime.

It is a super-2 number, since 2×108944489² = 23737803366942242, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (108944419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54472244 + 54472245.

It is an arithmetic number, because the mean of its divisors is an integer number (54472245).

Almost surely, 2^108944489 is an apocalyptic number.

It is an amenable number.

108944489 is a deficient number, since it is larger than the sum of its proper divisors (1).

108944489 is an equidigital number, since it uses as much as digits as its factorization.

108944489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 331776, while the sum is 47.

The square root of 108944489 is about 10437.6476756020. The cubic root of 108944489 is about 477.6045131828.

The spelling of 108944489 in words is "one hundred eight million, nine hundred forty-four thousand, four hundred eighty-nine".