109563242 has 4 divisors (see below), whose sum is σ = 164344866. Its totient is φ = 54781620.

The previous prime is 109563239. The next prime is 109563287. The reversal of 109563242 is 242365901.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 90649441 + 18913801 = 9521^2 + 4349^2 .

It is a junction number, because it is equal to n+sod(n) for n = 109563199 and 109563208.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27390809 + ... + 27390812.

Almost surely, 2^109563242 is an apocalyptic number.

109563242 is a deficient number, since it is larger than the sum of its proper divisors (54781624).

109563242 is an equidigital number, since it uses as much as digits as its factorization.

109563242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54781623.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 109563242 is about 10467.2461516867. The cubic root of 109563242 is about 478.5069957744.

The spelling of 109563242 in words is "one hundred nine million, five hundred sixty-three thousand, two hundred forty-two".