124523121 has 8 divisors (see below), whose sum is σ = 166083264. Its totient is φ = 82989200.

The previous prime is 124523117. The next prime is 124523153. The reversal of 124523121 is 121325421.

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 124523121 - 2² = 124523117 is a prime.

It is not an unprimeable number, because it can be changed into a prime (124523921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12175 + ... + 19931.

It is an arithmetic number, because the mean of its divisors is an integer number (20760408).

Almost surely, 2^124523121 is an apocalyptic number.

It is an amenable number.

124523121 is a deficient number, since it is larger than the sum of its proper divisors (41560143).

124523121 is an equidigital number, since it uses as much as digits as its factorization.

124523121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13111.

The product of its digits is 480, while the sum is 21.

The square root of 124523121 is about 11158.9928308965. The cubic root of 124523121 is about 499.3633510336.

Adding to 124523121 its reverse (121325421), we get a palindrome (245848542).

The spelling of 124523121 in words is "one hundred twenty-four million, five hundred twenty-three thousand, one hundred twenty-one".