55610111 has 8 divisors (see below), whose sum is σ = 59711904. Its totient is φ = 51600640.

The previous prime is 55610089. The next prime is 55610117. The reversal of 55610111 is 11101655.

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 55610111 - 2⁶ = 55610047 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 (55610117) 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, 21830 + ... + 24243.

It is an arithmetic number, because the mean of its divisors is an integer number (7463988).

Almost surely, 2^55610111 is an apocalyptic number.

55610111 is a deficient number, since it is larger than the sum of its proper divisors (4101793).

55610111 is a wasteful number, since it uses less digits than its factorization.

55610111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46161.

The product of its (nonzero) digits is 150, while the sum is 20.

The square root of 55610111 is about 7457.2187174576. The cubic root of 55610111 is about 381.6962741112.

Adding to 55610111 its reverse (11101655), we get a palindrome (66711766).

The spelling of 55610111 in words is "fifty-five million, six hundred ten thousand, one hundred eleven".