124273 has 4 divisors (see below), whose sum is σ = 125248. Its totient is φ = 123300.

The previous prime is 124249. The next prime is 124277. The reversal of 124273 is 372421.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-124273 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 124273.

It is not an unprimeable number, because it can be changed into a prime (124277) 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, 261 + ... + 562.

It is an arithmetic number, because the mean of its divisors is an integer number (31312).

2¹²⁴²⁷³ is an apocalyptic number.

It is an amenable number.

124273 is a deficient number, since it is larger than the sum of its proper divisors (975).

124273 is an equidigital number, since it uses as much as digits as its factorization.

124273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 974.

The product of its digits is 336, while the sum is 19.

The square root of 124273 is about 352.5237580646. The cubic root of 124273 is about 49.9028781357.

Adding to 124273 its product of digits (336), we get a square (124609 = 353²).

Adding to 124273 its reverse (372421), we get a palindrome (496694).

The spelling of 124273 in words is "one hundred twenty-four thousand, two hundred seventy-three", and thus it is an iban number.