120027543 has 8 divisors (see below), whose sum is σ = 160131456. Its totient is φ = 79971000.

The previous prime is 120027539. The next prime is 120027581. The reversal of 120027543 is 345720021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 120027543 - 2² = 120027539 is a prime.

It is a super-2 number, since 2×120027543² = 28813222157233698, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120027043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5433 + ... + 16418.

It is an arithmetic number, because the mean of its divisors is an integer number (20016432).

Almost surely, 2^120027543 is an apocalyptic number.

120027543 is a deficient number, since it is larger than the sum of its proper divisors (40103913).

120027543 is a wasteful number, since it uses less digits than its factorization.

120027543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23685.

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 120027543 is about 10955.7082381743. The cubic root of 120027543 is about 493.2801491343.

Adding to 120027543 its reverse (345720021), we get a palindrome (465747564).

The spelling of 120027543 in words is "one hundred twenty million, twenty-seven thousand, five hundred forty-three".