54641571 has 4 divisors (see below), whose sum is σ = 72855432. Its totient is φ = 36427712.

The previous prime is 54641557. The next prime is 54641579. The reversal of 54641571 is 17514645.

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 54641571 - 2⁷ = 54641443 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54641579) 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, 9106926 + ... + 9106931.

It is an arithmetic number, because the mean of its divisors is an integer number (18213858).

Almost surely, 2^54641571 is an apocalyptic number.

54641571 is a deficient number, since it is larger than the sum of its proper divisors (18213861).

54641571 is a wasteful number, since it uses less digits than its factorization.

54641571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18213860.

The product of its digits is 16800, while the sum is 33.

The square root of 54641571 is about 7391.9937094129. The cubic root of 54641571 is about 379.4673307745.

The spelling of 54641571 in words is "fifty-four million, six hundred forty-one thousand, five hundred seventy-one".