53024513 has 4 divisors (see below), whose sum is σ = 56143620. Its totient is φ = 49905408.

The previous prime is 53024471. The next prime is 53024549. The reversal of 53024513 is 31542035.

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 25230529 + 27793984 = 5023^2 + 5272^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53024513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53024113) 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, 1559528 + ... + 1559561.

It is an arithmetic number, because the mean of its divisors is an integer number (14035905).

Almost surely, 2^53024513 is an apocalyptic number.

It is an amenable number.

53024513 is a deficient number, since it is larger than the sum of its proper divisors (3119107).

53024513 is a wasteful number, since it uses less digits than its factorization.

53024513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3119106.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 53024513 is about 7281.7932544120. The cubic root of 53024513 is about 375.6864770829.

Adding to 53024513 its reverse (31542035), we get a palindrome (84566548).

The spelling of 53024513 in words is "fifty-three million, twenty-four thousand, five hundred thirteen".