1240004124 has 36 divisors (see below), whose sum is σ = 3159147264. Its totient is φ = 410078592.

The previous prime is 1240004111. The next prime is 1240004141. The reversal of 1240004124 is 4214000421.

1240004124 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×1240004124² = 3075220455074014752, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1240004097 and 1240004106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 131037 + ... + 140180.

Almost surely, 2^1240004124 is an apocalyptic number.

It is an amenable number.

1240004124 is an abundant number, since it is smaller than the sum of its proper divisors (1919143140).

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

1240004124 is a wasteful number, since it uses less digits than its factorization.

1240004124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271354 (or 271349 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 1240004124 is about 35213.6922801344. The cubic root of 1240004124 is about 1074.3382620000.

Adding to 1240004124 its reverse (4214000421), we get a palindrome (5454004545).

The spelling of 1240004124 in words is "one billion, two hundred forty million, four thousand, one hundred twenty-four".