1040121424 has 80 divisors (see below), whose sum is σ = 2169861120. Its totient is φ = 481904640.

The previous prime is 1040121413. The next prime is 1040121437. The reversal of 1040121424 is 4241210401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2401912 + ... + 2402344.

It is an arithmetic number, because the mean of its divisors is an integer number (27123264).

Almost surely, 2^1040121424 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 1040121424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1084930560).

1040121424 is an abundant number, since it is smaller than the sum of its proper divisors (1129739696).

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

1040121424 is a wasteful number, since it uses less digits than its factorization.

1040121424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 668 (or 662 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 1040121424 is about 32250.9135374488. The cubic root of 1040121424 is about 1013.1988323715.

Adding to 1040121424 its reverse (4241210401), we get a palindrome (5281331825).

The spelling of 1040121424 in words is "one billion, forty million, one hundred twenty-one thousand, four hundred twenty-four".