109960549609 has 3 divisors (see below), whose sum is σ = 109960881213. Its totient is φ = 109960218006.

The previous prime is 109960549597. The next prime is 109960549619. The reversal of 109960549609 is 906945069901.

The square root of 109960549609 is 331603.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 109960549609 - 2¹¹ = 109960547561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (109960549619) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 165802 + ... + 497404.

It is an arithmetic number, because the mean of its divisors is an integer number (36653627071).

Almost surely, 2^109960549609 is an apocalyptic number.

109960549609 is the 331603-rd square number.

109960549609 is the 165802-nd centered octagonal number.

It is an amenable number.

109960549609 is a deficient number, since it is larger than the sum of its proper divisors (331604).

109960549609 is an frugal number, since it uses more digits than its factorization.

109960549609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 663206 (or 331603 counting only the distinct ones).

The product of its (nonzero) digits is 4723920, while the sum is 58.

The spelling of 109960549609 in words is "one hundred nine billion, nine hundred sixty million, five hundred forty-nine thousand, six hundred nine".