55453571 has 6 divisors (see below), whose sum is σ = 58526172. Its totient is φ = 52534620.

The previous prime is 55453553. The next prime is 55453577. The reversal of 55453571 is 17535455.

55453571 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 55453571 - 2¹⁰ = 55452547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55453577) 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 5 ways as a sum of consecutive naturals, for example, 76445 + ... + 77166.

It is an arithmetic number, because the mean of its divisors is an integer number (9754362).

Almost surely, 2^55453571 is an apocalyptic number.

55453571 is a deficient number, since it is larger than the sum of its proper divisors (3072601).

55453571 is a wasteful number, since it uses less digits than its factorization.

55453571 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153649 (or 153630 counting only the distinct ones).

The product of its digits is 52500, while the sum is 35.

The square root of 55453571 is about 7446.7154504520. The cubic root of 55453571 is about 381.3377848200.

The spelling of 55453571 in words is "fifty-five million, four hundred fifty-three thousand, five hundred seventy-one".