124734221 has 8 divisors (see below), whose sum is σ = 137008320. Its totient is φ = 113031072.

The previous prime is 124734217. The next prime is 124734223. The reversal of 124734221 is 122437421.

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 124734221 - 2² = 124734217 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124734223) 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, 142280 + ... + 143153.

It is an arithmetic number, because the mean of its divisors is an integer number (17126040).

Almost surely, 2^124734221 is an apocalyptic number.

It is an amenable number.

124734221 is a deficient number, since it is larger than the sum of its proper divisors (12274099).

124734221 is a wasteful number, since it uses less digits than its factorization.

124734221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285475.

The product of its digits is 2688, while the sum is 26.

The square root of 124734221 is about 11168.4475644559. The cubic root of 124734221 is about 499.6453765439.

The spelling of 124734221 in words is "one hundred twenty-four million, seven hundred thirty-four thousand, two hundred twenty-one".