109553706 has 36 divisors (see below), whose sum is σ = 245867622. Its totient is φ = 35253792.

The previous prime is 109553687. The next prime is 109553711. The reversal of 109553706 is 607355901.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 100821681 + 8732025 = 10041^2 + 2955^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 11520 + ... + 18756.

Almost surely, 2^109553706 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 109553706, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (122933811).

109553706 is an abundant number, since it is smaller than the sum of its proper divisors (136313916).

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

109553706 is a wasteful number, since it uses less digits than its factorization.

109553706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7303 (or 7271 counting only the distinct ones).

The product of its (nonzero) digits is 28350, while the sum is 36.

The square root of 109553706 is about 10466.7906255929. The cubic root of 109553706 is about 478.4931128485.

The spelling of 109553706 in words is "one hundred nine million, five hundred fifty-three thousand, seven hundred six".