124539897 has 8 divisors (see below), whose sum is σ = 166136320. Its totient is φ = 82985040.

The previous prime is 124539859. The next prime is 124539901. The reversal of 124539897 is 798935421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 124539897 - 2¹⁸ = 124277753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (124539847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2554 + ... + 15987.

It is an arithmetic number, because the mean of its divisors is an integer number (20767040).

Almost surely, 2^124539897 is an apocalyptic number.

It is an amenable number.

124539897 is a deficient number, since it is larger than the sum of its proper divisors (41596423).

124539897 is a wasteful number, since it uses less digits than its factorization.

124539897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20783.

The product of its digits is 544320, while the sum is 48.

The square root of 124539897 is about 11159.7444863223. The cubic root of 124539897 is about 499.3857750978.

The spelling of 124539897 in words is "one hundred twenty-four million, five hundred thirty-nine thousand, eight hundred ninety-seven".