53013713 has 4 divisors (see below), whose sum is σ = 53211060. Its totient is φ = 52816368.

The previous prime is 53013707. The next prime is 53013733. The reversal of 53013713 is 31731035.

It is a happy number.

53013713 is digitally balanced in base 2, 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 25472209 + 27541504 = 5047^2 + 5248^2 .

It is a cyclic number.

It is not a de Polignac number, because 53013713 - 2¹⁰ = 53012689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53013733) 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, 98270 + ... + 98807.

It is an arithmetic number, because the mean of its divisors is an integer number (13302765).

Almost surely, 2^53013713 is an apocalyptic number.

It is an amenable number.

53013713 is a deficient number, since it is larger than the sum of its proper divisors (197347).

53013713 is a wasteful number, since it uses less digits than its factorization.

53013713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197346.

The product of its (nonzero) digits is 945, while the sum is 23.

The square root of 53013713 is about 7281.0516410749. The cubic root of 53013713 is about 375.6609688213.

Adding to 53013713 its reverse (31731035), we get a palindrome (84744748).

The spelling of 53013713 in words is "fifty-three million, thirteen thousand, seven hundred thirteen".