5287013 has 4 divisors (see below), whose sum is σ = 5295180. Its totient is φ = 5278848.

The previous prime is 5286971. The next prime is 5287021. The reversal of 5287013 is 3107825.

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 1117249 + 4169764 = 1057^2 + 2042^2 .

It is a cyclic number.

It is not a de Polignac number, because 5287013 - 2¹⁰ = 5285989 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5287043) 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, 3020 + ... + 4437.

It is an arithmetic number, because the mean of its divisors is an integer number (1323795).

Almost surely, 2^5287013 is an apocalyptic number.

It is an amenable number.

5287013 is a deficient number, since it is larger than the sum of its proper divisors (8167).

5287013 is an equidigital number, since it uses as much as digits as its factorization.

5287013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8166.

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 5287013 is about 2299.3505604844. The cubic root of 5287013 is about 174.2088147907.

The spelling of 5287013 in words is "five million, two hundred eighty-seven thousand, thirteen".