2034440161 has 8 divisors (see below), whose sum is σ = 2266485480. Its totient is φ = 1813187712.

The previous prime is 2034440159. The next prime is 2034440179. The reversal of 2034440161 is 1610444302.

It can be written as a sum of positive squares in 4 ways, for example, as 646430625 + 1388009536 = 25425^2 + 37256^2 .

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 2034440161 - 2¹ = 2034440159 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2034440101) 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, 2697820 + ... + 2698573.

It is an arithmetic number, because the mean of its divisors is an integer number (283310685).

Almost surely, 2^2034440161 is an apocalyptic number.

It is an amenable number.

2034440161 is a deficient number, since it is larger than the sum of its proper divisors (232045319).

2034440161 is a wasteful number, since it uses less digits than its factorization.

2034440161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5396435.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 2034440161 is about 45104.7687168441. The cubic root of 2034440161 is about 1267.1119113950. Note that the first 3 decimals are identical.

Adding to 2034440161 its reverse (1610444302), we get a palindrome (3644884463).

The spelling of 2034440161 in words is "two billion, thirty-four million, four hundred forty thousand, one hundred sixty-one".