55052871 has 4 divisors (see below), whose sum is σ = 73403832. Its totient is φ = 36701912.

The previous prime is 55052867. The next prime is 55052887. The reversal of 55052871 is 17825055.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 55052871 - 2² = 55052867 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55052831) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9175476 + ... + 9175481.

It is an arithmetic number, because the mean of its divisors is an integer number (18350958).

Almost surely, 2^55052871 is an apocalyptic number.

55052871 is a deficient number, since it is larger than the sum of its proper divisors (18350961).

55052871 is a wasteful number, since it uses less digits than its factorization.

55052871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18350960.

The product of its (nonzero) digits is 14000, while the sum is 33.

The square root of 55052871 is about 7419.7621929547. The cubic root of 55052871 is about 380.4170651709.

The spelling of 55052871 in words is "fifty-five million, fifty-two thousand, eight hundred seventy-one".