2419129921 has 8 divisors (see below), whose sum is σ = 2606909760. Its totient is φ = 2231591952.

The previous prime is 2419129901. The next prime is 2419129931. The reversal of 2419129921 is 1299219142.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2419129921 - 2¹⁹ = 2418605633 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2419129901) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 39415 + ... + 79948.

It is an arithmetic number, because the mean of its divisors is an integer number (325863720).

Almost surely, 2^2419129921 is an apocalyptic number.

It is an amenable number.

2419129921 is a deficient number, since it is larger than the sum of its proper divisors (187779839).

2419129921 is a wasteful number, since it uses less digits than its factorization.

2419129921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120935.

The product of its digits is 23328, while the sum is 40.

The square root of 2419129921 is about 49184.6512745592. The cubic root of 2419129921 is about 1342.4137679713.

The spelling of 2419129921 in words is "two billion, four hundred nineteen million, one hundred twenty-nine thousand, nine hundred twenty-one".