54543571 has 8 divisors (see below), whose sum is σ = 56400624. Its totient is φ = 52711680.

The previous prime is 54543563. The next prime is 54543581. The reversal of 54543571 is 17534545.

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 54543571 - 2³ = 54543563 is a prime.

It is a super-2 number, since 2×54543571² = 5950002274864082, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54543521) 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, 1830 + ... + 10603.

It is an arithmetic number, because the mean of its divisors is an integer number (7050078).

Almost surely, 2^54543571 is an apocalyptic number.

54543571 is a deficient number, since it is larger than the sum of its proper divisors (1857053).

54543571 is a wasteful number, since it uses less digits than its factorization.

54543571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12581.

The product of its digits is 42000, while the sum is 34.

The square root of 54543571 is about 7385.3619410290. The cubic root of 54543571 is about 379.2403360030.

It can be divided in two parts, 5454 and 3571, that added together give a square (9025 = 95²).

The spelling of 54543571 in words is "fifty-four million, five hundred forty-three thousand, five hundred seventy-one".