56111713 has 16 divisors (see below), whose sum is σ = 69292800. Its totient is φ = 45261888.

The previous prime is 56111711. The next prime is 56111719. The reversal of 56111713 is 31711165.

It is not a de Polignac number, because 56111713 - 2¹ = 56111711 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56111711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1020 + ... + 10642.

It is an arithmetic number, because the mean of its divisors is an integer number (4330800).

Almost surely, 2^56111713 is an apocalyptic number.

It is an amenable number.

56111713 is a deficient number, since it is larger than the sum of its proper divisors (13181087).

56111713 is an equidigital number, since it uses as much as digits as its factorization.

56111713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9661 (or 9647 counting only the distinct ones).

The product of its digits is 630, while the sum is 25.

The square root of 56111713 is about 7490.7751935297. The cubic root of 56111713 is about 382.8404714799.

Adding to 56111713 its reverse (31711165), we get a palindrome (87822878).

The spelling of 56111713 in words is "fifty-six million, one hundred eleven thousand, seven hundred thirteen".