1001408124 has 12 divisors (see below), whose sum is σ = 2336618984. Its totient is φ = 333802704.

The previous prime is 1001408119. The next prime is 1001408141. The reversal of 1001408124 is 4218041001.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 1001408124.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41725327 + ... + 41725350.

Almost surely, 2^1001408124 is an apocalyptic number.

It is an amenable number.

1001408124 is an abundant number, since it is smaller than the sum of its proper divisors (1335210860).

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

1001408124 is a wasteful number, since it uses less digits than its factorization.

1001408124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83450684 (or 83450682 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

The square root of 1001408124 is about 31645.0331647796. The cubic root of 1001408124 is about 1000.4691545263.

Adding to 1001408124 its reverse (4218041001), we get a palindrome (5219449125).

The spelling of 1001408124 in words is "one billion, one million, four hundred eight thousand, one hundred twenty-four".