52116413 has 8 divisors (see below), whose sum is σ = 54486528. Its totient is φ = 49755024.

The previous prime is 52116409. The next prime is 52116443. The reversal of 52116413 is 31461125.

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

It is a cyclic number.

It is not a de Polignac number, because 52116413 - 2² = 52116409 is a prime.

It is a super-2 number, since 2×52116413² = 5432241007973138, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

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 (52116443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12095 + ... + 15827.

It is an arithmetic number, because the mean of its divisors is an integer number (6810816).

Almost surely, 2^52116413 is an apocalyptic number.

It is an amenable number.

52116413 is a deficient number, since it is larger than the sum of its proper divisors (2370115).

52116413 is a wasteful number, since it uses less digits than its factorization.

52116413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4363.

The product of its digits is 720, while the sum is 23.

The square root of 52116413 is about 7219.1698276187. The cubic root of 52116413 is about 373.5294419473.

Adding to 52116413 its reverse (31461125), we get a palindrome (83577538).

The spelling of 52116413 in words is "fifty-two million, one hundred sixteen thousand, four hundred thirteen".