4401085161 has 8 divisors (see below), whose sum is σ = 6401578464. Its totient is φ = 2667324320.

The previous prime is 4401085151. The next prime is 4401085187. The reversal of 4401085161 is 1615801044.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4401085161 - 2¹³ = 4401076969 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4401085111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66683076 + ... + 66683141.

It is an arithmetic number, because the mean of its divisors is an integer number (800197308).

Almost surely, 2^4401085161 is an apocalyptic number.

It is an amenable number.

4401085161 is a deficient number, since it is larger than the sum of its proper divisors (2000493303).

4401085161 is a wasteful number, since it uses less digits than its factorization.

4401085161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133366231.

The product of its (nonzero) digits is 3840, while the sum is 30.

The square root of 4401085161 is about 66340.6750116397. The cubic root of 4401085161 is about 1638.7772415661. Note that the first 3 decimals are identical.

It can be divided in two parts, 440 and 1085161, that added together give a triangular number (1085601 = T₁₄₇₃).

The spelling of 4401085161 in words is "four billion, four hundred one million, eighty-five thousand, one hundred sixty-one".