109522087 has 2 divisors, whose sum is σ = 109522088. Its totient is φ = 109522086.

The previous prime is 109522073. The next prime is 109522117. The reversal of 109522087 is 780225901.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 109522087 - 2⁷ = 109521959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109528087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54761043 + 54761044.

It is an arithmetic number, because the mean of its divisors is an integer number (54761044).

Almost surely, 2^109522087 is an apocalyptic number.

109522087 is a deficient number, since it is larger than the sum of its proper divisors (1).

109522087 is an equidigital number, since it uses as much as digits as its factorization.

109522087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 34.

The square root of 109522087 is about 10465.2800726975. The cubic root of 109522087 is about 478.4470747604.

Adding to 109522087 its reverse (780225901), we get a palindrome (889747988).

The spelling of 109522087 in words is "one hundred nine million, five hundred twenty-two thousand, eighty-seven".