55204111 has 8 divisors (see below), whose sum is σ = 57767904. Its totient is φ = 52696800.

The previous prime is 55204109. The next prime is 55204129. The reversal of 55204111 is 11140255.

55204111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 55204111 - 2¹ = 55204109 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 (55204411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12115 + ... + 16036.

It is an arithmetic number, because the mean of its divisors is an integer number (7220988).

Almost surely, 2^55204111 is an apocalyptic number.

55204111 is a deficient number, since it is larger than the sum of its proper divisors (2563793).

55204111 is a wasteful number, since it uses less digits than its factorization.

55204111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28241.

The product of its (nonzero) digits is 200, while the sum is 19.

The square root of 55204111 is about 7429.9469042517. The cubic root of 55204111 is about 380.7651043711.

Adding to 55204111 its reverse (11140255), we get a palindrome (66344366).

The spelling of 55204111 in words is "fifty-five million, two hundred four thousand, one hundred eleven".