4051123105 has 16 divisors (see below), whose sum is σ = 4959544464. Its totient is φ = 3175594240.

The previous prime is 4051123099. The next prime is 4051123127. The reversal of 4051123105 is 5013211504.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 120209296 + 3930913809 = 10964^2 + 62697^2 .

It is not a de Polignac number, because 4051123105 - 2⁵ = 4051123073 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 201615 + ... + 220795.

It is an arithmetic number, because the mean of its divisors is an integer number (309971529).

Almost surely, 2^4051123105 is an apocalyptic number.

It is an amenable number.

4051123105 is a deficient number, since it is larger than the sum of its proper divisors (908421359).

4051123105 is a wasteful number, since it uses less digits than its factorization.

4051123105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20036.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 4051123105 is about 63648.4336413709. The cubic root of 4051123105 is about 1594.1351830145.

Adding to 4051123105 its reverse (5013211504), we get a palindrome (9064334609).

The spelling of 4051123105 in words is "four billion, fifty-one million, one hundred twenty-three thousand, one hundred five".