109709473144441 has 9 divisors (see below), whose sum is σ = 112451018537613. Its totient is φ = 107033213366880.

The previous prime is 109709473144399. The next prime is 109709473144457. The reversal of 109709473144441 is 144441374907901.

The square root of 109709473144441 is 10474229.

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

It can be written as a sum of positive squares in 4 ways, for example, as 36409505972841 + 73299967171600 = 6034029^2 + 8561540^2 .

It is not a de Polignac number, because 109709473144441 - 2¹¹ = 109709473142393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (109709473144541) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 429315655 + ... + 429571123.

Almost surely, 2^{109709473144441} is an apocalyptic number.

109709473144441 is the 10474229-th square number.

109709473144441 is the 5237115-th centered octagonal number.

It is an amenable number.

109709473144441 is a deficient number, since it is larger than the sum of its proper divisors (2741545393172).

109709473144441 is an frugal number, since it uses more digits than its factorization.

109709473144441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511020 (or 255510 counting only the distinct ones).

The product of its (nonzero) digits is 12192768, while the sum is 58.

The spelling of 109709473144441 in words is "one hundred nine trillion, seven hundred nine billion, four hundred seventy-three million, one hundred forty-four thousand, four hundred forty-one".