109163237 has 2 divisors, whose sum is σ = 109163238. Its totient is φ = 109163236.

The previous prime is 109163213. The next prime is 109163269. The reversal of 109163237 is 732361901.

It is a happy number.

It is an a-pointer prime, because the next prime (109163269) can be obtained adding 109163237 to its sum of digits (32).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 65060356 + 44102881 = 8066^2 + 6641^2 .

It is a cyclic number.

It is not a de Polignac number, because 109163237 - 2²⁰ = 108114661 is a prime.

It is a super-2 number, since 2×109163237² = 23833224624636338, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109163287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54581618 + 54581619.

It is an arithmetic number, because the mean of its divisors is an integer number (54581619).

Almost surely, 2^109163237 is an apocalyptic number.

It is an amenable number.

109163237 is a deficient number, since it is larger than the sum of its proper divisors (1).

109163237 is an equidigital number, since it uses as much as digits as its factorization.

109163237 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6804, while the sum is 32.

The square root of 109163237 is about 10448.1212186689. The cubic root of 109163237 is about 477.9239577803.

The spelling of 109163237 in words is "one hundred nine million, one hundred sixty-three thousand, two hundred thirty-seven".