52316013 has 8 divisors (see below), whose sum is σ = 69877888. Its totient is φ = 34815744.

The previous prime is 52315981. The next prime is 52316051. The reversal of 52316013 is 31061325.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 52316013 - 2⁵ = 52315981 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 (52316083) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13381 + ... + 16842.

It is an arithmetic number, because the mean of its divisors is an integer number (8734736).

Almost surely, 2^52316013 is an apocalyptic number.

It is an amenable number.

52316013 is a deficient number, since it is larger than the sum of its proper divisors (17561875).

52316013 is a wasteful number, since it uses less digits than its factorization.

52316013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30803.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 52316013 is about 7232.9809207546. The cubic root of 52316013 is about 374.0056930511.

Adding to 52316013 its reverse (31061325), we get a palindrome (83377338).

The spelling of 52316013 in words is "fifty-two million, three hundred sixteen thousand, thirteen".