124126012 has 12 divisors (see below), whose sum is σ = 228653320. Its totient is φ = 58796496.

The previous prime is 124126007. The next prime is 124126043. The reversal of 124126012 is 210621421.

It is a Harshad number since it is a multiple of its sum of digits (19).

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 3 ways as a sum of consecutive naturals, for example, 816543 + ... + 816694.

Almost surely, 2^124126012 is an apocalyptic number.

It is an amenable number.

124126012 is a deficient number, since it is larger than the sum of its proper divisors (104527308).

124126012 is a wasteful number, since it uses less digits than its factorization.

124126012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1633260 (or 1633258 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 124126012 is about 11141.1853947414. The cubic root of 124126012 is about 498.8319561385.

Adding to 124126012 its reverse (210621421), we get a palindrome (334747433).

The spelling of 124126012 in words is "one hundred twenty-four million, one hundred twenty-six thousand, twelve".