109117544 has 8 divisors (see below), whose sum is σ = 204595410. Its totient is φ = 54558768.

The previous prime is 109117537. The next prime is 109117549. The reversal of 109117544 is 445711901.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 55681444 + 53436100 = 7462^2 + 7310^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 109117544.

It is not an unprimeable number, because it can be changed into a prime (109117549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6819839 + ... + 6819854.

Almost surely, 2^109117544 is an apocalyptic number.

It is an amenable number.

109117544 is a deficient number, since it is larger than the sum of its proper divisors (95477866).

109117544 is a wasteful number, since it uses less digits than its factorization.

109117544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13639699 (or 13639695 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 32.

The square root of 109117544 is about 10445.9343287233. The cubic root of 109117544 is about 477.8572661369.

The spelling of 109117544 in words is "one hundred nine million, one hundred seventeen thousand, five hundred forty-four".