108820237 has 2 divisors, whose sum is σ = 108820238. Its totient is φ = 108820236.

The previous prime is 108820223. The next prime is 108820301. The reversal of 108820237 is 732028801.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 104468841 + 4351396 = 10221^2 + 2086^2 .

It is a cyclic number.

It is not a de Polignac number, because 108820237 - 2¹⁹ = 108295949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 108820199 and 108820208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (108820207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54410118 + 54410119.

It is an arithmetic number, because the mean of its divisors is an integer number (54410119).

Almost surely, 2^108820237 is an apocalyptic number.

It is an amenable number.

108820237 is a deficient number, since it is larger than the sum of its proper divisors (1).

108820237 is an equidigital number, since it uses as much as digits as its factorization.

108820237 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5376, while the sum is 31.

The square root of 108820237 is about 10431.6938701248. The cubic root of 108820237 is about 477.4228736117.

The spelling of 108820237 in words is "one hundred eight million, eight hundred twenty thousand, two hundred thirty-seven".