5144665 has 8 divisors (see below), whose sum is σ = 6340680. Its totient is φ = 4004352.

The previous prime is 5144653. The next prime is 5144669. The reversal of 5144665 is 5664415.

It can be written as a sum of positive squares in 4 ways, for example, as 1915456 + 3229209 = 1384^2 + 1797^2 .

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 5144665 - 2⁷ = 5144537 is a prime.

5144665 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5144669) 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, 13720 + ... + 14089.

It is an arithmetic number, because the mean of its divisors is an integer number (792585).

Almost surely, 2^5144665 is an apocalyptic number.

It is an amenable number.

5144665 is a deficient number, since it is larger than the sum of its proper divisors (1196015).

5144665 is a wasteful number, since it uses less digits than its factorization.

5144665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27851.

The product of its digits is 14400, while the sum is 31.

The square root of 5144665 is about 2268.1853980660. The cubic root of 5144665 is about 172.6310982690.

The spelling of 5144665 in words is "five million, one hundred forty-four thousand, six hundred sixty-five".