2148338929 has 8 divisors (see below), whose sum is σ = 2350175040. Its totient is φ = 1947591600.

The previous prime is 2148338923. The next prime is 2148338939. The reversal of 2148338929 is 9298338412.

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 2148338929 - 2¹¹ = 2148336881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2148338923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 268062 + ... + 275959.

It is an arithmetic number, because the mean of its divisors is an integer number (293771880).

Almost surely, 2^2148338929 is an apocalyptic number.

It is an amenable number.

2148338929 is a deficient number, since it is larger than the sum of its proper divisors (201836111).

2148338929 is a wasteful number, since it uses less digits than its factorization.

2148338929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544391.

The product of its digits is 746496, while the sum is 49.

The square root of 2148338929 is about 46350.1772272771. The cubic root of 2148338929 is about 1290.3304101261.

The spelling of 2148338929 in words is "two billion, one hundred forty-eight million, three hundred thirty-eight thousand, nine hundred twenty-nine".