109055237 has 2 divisors, whose sum is σ = 109055238. Its totient is φ = 109055236.

The previous prime is 109055209. The next prime is 109055239. The reversal of 109055237 is 732550901.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 93103201 + 15952036 = 9649^2 + 3994^2 .

It is a cyclic number.

It is not a de Polignac number, because 109055237 - 2⁶ = 109055173 is a prime.

It is a super-3 number, since 3×109055237³ (a number of 25 digits) contains 333 as substring.

Together with 109055239, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109055239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54527618 + 54527619.

It is an arithmetic number, because the mean of its divisors is an integer number (54527619).

Almost surely, 2^109055237 is an apocalyptic number.

It is an amenable number.

109055237 is a deficient number, since it is larger than the sum of its proper divisors (1).

109055237 is an equidigital number, since it uses as much as digits as its factorization.

109055237 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9450, while the sum is 32.

The square root of 109055237 is about 10442.9515463781. The cubic root of 109055237 is about 477.7662953653.

The spelling of 109055237 in words is "one hundred nine million, fifty-five thousand, two hundred thirty-seven".