109071522 has 56 divisors (see below), whose sum is σ = 280367616. Its totient is φ = 31160376.

The previous prime is 109071499. The next prime is 109071559. The reversal of 109071522 is 225170901.

It is a super-2 number, since 2×109071522² = 23793193822792968, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 4863 + ... + 15549.

Almost surely, 2^109071522 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 109071522, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (140183808).

109071522 is an abundant number, since it is smaller than the sum of its proper divisors (171296094).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

109071522 is an equidigital number, since it uses as much as digits as its factorization.

109071522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10714 (or 10699 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 27.

The square root of 109071522 is about 10443.7312297856. The cubic root of 109071522 is about 477.7900754762.

The spelling of 109071522 in words is "one hundred nine million, seventy-one thousand, five hundred twenty-two".