124066140 has 144 divisors (see below), whose sum is σ = 398974464. Its totient is φ = 28730240.

The previous prime is 124066133. The next prime is 124066157. The reversal of 124066140 is 41660421.

It is a self number, because there is not a number n which added to its sum of digits gives 124066140.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 166609 + ... + 167351.

It is an arithmetic number, because the mean of its divisors is an integer number (2770656).

Almost surely, 2^124066140 is an apocalyptic number.

124066140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 124066140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (199487232).

124066140 is an abundant number, since it is smaller than the sum of its proper divisors (274908324).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

124066140 is a wasteful number, since it uses less digits than its factorization.

124066140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 800 (or 787 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 124066140 is about 11138.4981034249. The cubic root of 124066140 is about 498.7517396187.

The spelling of 124066140 in words is "one hundred twenty-four million, sixty-six thousand, one hundred forty".