124052550 has 48 divisors (see below), whose sum is σ = 311892240. Its totient is φ = 32624640.

The previous prime is 124052531. The next prime is 124052569. The reversal of 124052550 is 55250421.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (124052531) and next prime (124052569).

It is a self number, because there is not a number n which added to its sum of digits gives 124052550.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 5286 + ... + 16614.

It is an arithmetic number, because the mean of its divisors is an integer number (6497755).

Almost surely, 2^124052550 is an apocalyptic number.

124052550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 124052550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (155946120).

124052550 is an abundant number, since it is smaller than the sum of its proper divisors (187839690).

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

124052550 is a wasteful number, since it uses less digits than its factorization.

124052550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11417 (or 11412 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 124052550 is about 11137.8880403782. Note that the first 3 decimals coincide. The cubic root of 124052550 is about 498.7335281399.

The spelling of 124052550 in words is "one hundred twenty-four million, fifty-two thousand, five hundred fifty".