124054521 has 16 divisors (see below), whose sum is σ = 170531520. Its totient is φ = 80179200.

The previous prime is 124054517. The next prime is 124054523. The reversal of 124054521 is 125450421.

It is not a de Polignac number, because 124054521 - 2² = 124054517 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 124054491 and 124054500.

It is not an unprimeable number, because it can be changed into a prime (124054523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8121 + ... + 17721.

It is an arithmetic number, because the mean of its divisors is an integer number (10658220).

Almost surely, 2^124054521 is an apocalyptic number.

It is an amenable number.

124054521 is a deficient number, since it is larger than the sum of its proper divisors (46476999).

124054521 is an equidigital number, since it uses as much as digits as its factorization.

124054521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9736.

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 124054521 is about 11137.9765217925. The cubic root of 124054521 is about 498.7361694898.

The spelling of 124054521 in words is "one hundred twenty-four million, fifty-four thousand, five hundred twenty-one".