4144134545 has 4 divisors (see below), whose sum is σ = 4972961460. Its totient is φ = 3315307632.

The previous prime is 4144134499. The next prime is 4144134563. The reversal of 4144134545 is 5454314414.

4144134545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2558741056 + 1585393489 = 50584^2 + 39817^2 .

It is a cyclic number.

It is not a de Polignac number, because 4144134545 - 2¹² = 4144130449 is a prime.

It is a super-2 number, since 2×4144134545² = 34347702254124714050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 414413450 + ... + 414413459.

It is an arithmetic number, because the mean of its divisors is an integer number (1243240365).

Almost surely, 2^4144134545 is an apocalyptic number.

It is an amenable number.

4144134545 is a deficient number, since it is larger than the sum of its proper divisors (828826915).

4144134545 is an equidigital number, since it uses as much as digits as its factorization.

4144134545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 828826914.

The product of its digits is 76800, while the sum is 35.

The square root of 4144134545 is about 64374.9527766817. The cubic root of 4144134545 is about 1606.2431268007.

Adding to 4144134545 its reverse (5454314414), we get a palindrome (9598448959).

The spelling of 4144134545 in words is "four billion, one hundred forty-four million, one hundred thirty-four thousand, five hundred forty-five".