124555 has 8 divisors (see below), whose sum is σ = 154800. Its totient is φ = 96096.

The previous prime is 124543. The next prime is 124561. The reversal of 124555 is 555421.

124555 = 51² + 52² + ... + 79².

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 124555 - 2⁷ = 124427 is a prime.

It is a plaindrome in base 10 and base 14.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 285 + ... + 574.

It is an arithmetic number, because the mean of its divisors is an integer number (19350).

2¹²⁴⁵⁵⁵ is an apocalyptic number.

124555 is a deficient number, since it is larger than the sum of its proper divisors (30245).

124555 is an equidigital number, since it uses as much as digits as its factorization.

124555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 893.

The product of its digits is 1000, while the sum is 22.

The square root of 124555 is about 352.9235044595. The cubic root of 124555 is about 49.9405961182.

Adding to 124555 its reverse (555421), we get a palindrome (679976).

The spelling of 124555 in words is "one hundred twenty-four thousand, five hundred fifty-five".