124064136 has 128 divisors (see below), whose sum is σ = 399110400. Its totient is φ = 35411904.

The previous prime is 124064089. The next prime is 124064137. The reversal of 124064136 is 631460421.

124064136 is a `hidden beast` number, since 1 + 240 + 6 + 413 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (124064137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 121966 + ... + 122978.

It is an arithmetic number, because the mean of its divisors is an integer number (3118050).

Almost surely, 2^124064136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 124064136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (199555200).

124064136 is an abundant number, since it is smaller than the sum of its proper divisors (275046264).

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

124064136 is an equidigital number, since it uses as much as digits as its factorization.

124064136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1047 (or 1025 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 124064136 is about 11138.4081447934. The cubic root of 124064136 is about 498.7490542127.

The spelling of 124064136 in words is "one hundred twenty-four million, sixty-four thousand, one hundred thirty-six".