5144404513 has 4 divisors (see below), whose sum is σ = 5146483860. Its totient is φ = 5142325168.

The previous prime is 5144404487. The next prime is 5144404543. The reversal of 5144404513 is 3154044415.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3154044415 = 5 ⋅630808883.

It can be written as a sum of positive squares in 2 ways, for example, as 4140021649 + 1004382864 = 64343^2 + 31692^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5144404513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5144404543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1035958 + ... + 1040911.

It is an arithmetic number, because the mean of its divisors is an integer number (1286620965).

Almost surely, 2^5144404513 is an apocalyptic number.

It is an amenable number.

5144404513 is a deficient number, since it is larger than the sum of its proper divisors (2079347).

5144404513 is a wasteful number, since it uses less digits than its factorization.

5144404513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2079346.

The product of its (nonzero) digits is 19200, while the sum is 31.

The square root of 5144404513 is about 71724.5042715528. The cubic root of 5144404513 is about 1726.2818464126.

Adding to 5144404513 its reverse (3154044415), we get a palindrome (8298448928).

The spelling of 5144404513 in words is "five billion, one hundred forty-four million, four hundred four thousand, five hundred thirteen".