56006111 has 16 divisors (see below), whose sum is σ = 65470464. Its totient is φ = 46920384.

The previous prime is 56006099. The next prime is 56006141. The reversal of 56006111 is 11160065.

It is a happy number.

It is not a de Polignac number, because 56006111 - 2¹⁴ = 55989727 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 (56006141) 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 15 ways as a sum of consecutive naturals, for example, 64466 + ... + 65328.

It is an arithmetic number, because the mean of its divisors is an integer number (4091904).

Almost surely, 2^56006111 is an apocalyptic number.

56006111 is a deficient number, since it is larger than the sum of its proper divisors (9464353).

56006111 is a wasteful number, since it uses less digits than its factorization.

56006111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1070.

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 56006111 is about 7483.7230707717. The cubic root of 56006111 is about 382.6001526226.

Adding to 56006111 its reverse (11160065), we get a palindrome (67166176).

It can be divided in two parts, 5600 and 6111, that added together give a palindrome (11711).

The spelling of 56006111 in words is "fifty-six million, six thousand, one hundred eleven".