56111101 has 8 divisors (see below), whose sum is σ = 59534784. Its totient is φ = 52701120.

The previous prime is 56111063. The next prime is 56111141. The reversal of 56111101 is 10111165.

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 56111101 - 2⁷ = 56110973 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 (56111141) 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, 5736 + ... + 12046.

It is an arithmetic number, because the mean of its divisors is an integer number (7441848).

Almost surely, 2^56111101 is an apocalyptic number.

It is an amenable number.

56111101 is a deficient number, since it is larger than the sum of its proper divisors (3423683).

56111101 is a wasteful number, since it uses less digits than its factorization.

56111101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6851.

The product of its (nonzero) digits is 30, while the sum is 16.

The square root of 56111101 is about 7490.7343431736. The cubic root of 56111101 is about 382.8390796183.

Adding to 56111101 its reverse (10111165), we get a palindrome (66222266).

The spelling of 56111101 in words is "fifty-six million, one hundred eleven thousand, one hundred one".