5725513 has 4 divisors (see below), whose sum is σ = 5745348. Its totient is φ = 5705680.

The previous prime is 5725507. The next prime is 5725519. The reversal of 5725513 is 3155275.

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

It is an interprime number because it is at equal distance from previous prime (5725507) and next prime (5725519).

It can be written as a sum of positive squares in 2 ways, for example, as 3674889 + 2050624 = 1917^2 + 1432^2 .

It is a cyclic number.

It is not a de Polignac number, because 5725513 - 2⁹ = 5725001 is a prime.

It is a super-2 number, since 2×5725513² = 65562998226338, which contains 22 as substring.

It is a Duffinian number.

5725513 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5725519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9478 + ... + 10063.

It is an arithmetic number, because the mean of its divisors is an integer number (1436337).

Almost surely, 2^5725513 is an apocalyptic number.

It is an amenable number.

5725513 is a deficient number, since it is larger than the sum of its proper divisors (19835).

5725513 is a wasteful number, since it uses less digits than its factorization.

5725513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19834.

The product of its digits is 5250, while the sum is 28.

The square root of 5725513 is about 2392.8044215940. The cubic root of 5725513 is about 178.8977183736.

The spelling of 5725513 in words is "five million, seven hundred twenty-five thousand, five hundred thirteen".