5271505 has 4 divisors (see below), whose sum is σ = 6325812. Its totient is φ = 4217200.

The previous prime is 5271491. The next prime is 5271509. The reversal of 5271505 is 5051725.

5271505 = 1623² + 1624².

It is a happy number.

5271505 is digitally balanced in base 3, 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 2634129 + 2637376 = 1623^2 + 1624^2 .

It is not a de Polignac number, because 5271505 - 2¹¹ = 5269457 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5271505.

It is not an unprimeable number, because it can be changed into a prime (5271509) 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, 527146 + ... + 527155.

It is an arithmetic number, because the mean of its divisors is an integer number (1581453).

Almost surely, 2^5271505 is an apocalyptic number.

5271505 is the 1624-th centered square number.

It is an amenable number.

5271505 is a deficient number, since it is larger than the sum of its proper divisors (1054307).

5271505 is a wasteful number, since it uses less digits than its factorization.

5271505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1054306.

The product of its (nonzero) digits is 1750, while the sum is 25.

The square root of 5271505 is about 2295.9758273989. The cubic root of 5271505 is about 174.0383167477.

It can be divided in two parts, 5271 and 505, that added together give a square (5776 = 76²).

The spelling of 5271505 in words is "five million, two hundred seventy-one thousand, five hundred five".