2421117126 has 96 divisors (see below), whose sum is σ = 5659580160. Its totient is φ = 746044992.

The previous prime is 2421117079. The next prime is 2421117131. The reversal of 2421117126 is 6217111242.

2421117126 is a `hidden beast` number, since 2 + 421 + 117 + 126 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 2421117126.

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 47 ways as a sum of consecutive naturals, for example, 2741481 + ... + 2742363.

It is an arithmetic number, because the mean of its divisors is an integer number (58953960).

Almost surely, 2^2421117126 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2421117126, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2829790080).

2421117126 is an abundant number, since it is smaller than the sum of its proper divisors (3238463034).

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

2421117126 is a wasteful number, since it uses less digits than its factorization.

2421117126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1130 (or 1127 counting only the distinct ones).

The product of its digits is 1344, while the sum is 27.

The square root of 2421117126 is about 49204.8486025514. The cubic root of 2421117126 is about 1342.7812446152.

Adding to 2421117126 its reverse (6217111242), we get a palindrome (8638228368).

The spelling of 2421117126 in words is "two billion, four hundred twenty-one million, one hundred seventeen thousand, one hundred twenty-six".