2124165929 has 8 divisors (see below), whose sum is σ = 2326673160. Its totient is φ = 1930276096.

The previous prime is 2124165881. The next prime is 2124165941. The reversal of 2124165929 is 9295614212.

It can be written as a sum of positive squares in 4 ways, for example, as 646532329 + 1477633600 = 25427^2 + 38440^2 .

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 2124165929 - 2¹² = 2124161833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2124161929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2153834 + ... + 2154819.

It is an arithmetic number, because the mean of its divisors is an integer number (290834145).

Almost surely, 2^2124165929 is an apocalyptic number.

2124165929 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

It is an amenable number.

2124165929 is a deficient number, since it is larger than the sum of its proper divisors (202507231).

2124165929 is a wasteful number, since it uses less digits than its factorization.

2124165929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4308699.

The product of its digits is 77760, while the sum is 41.

The square root of 2124165929 is about 46088.6746283726. The cubic root of 2124165929 is about 1285.4725669322.

The spelling of 2124165929 in words is "two billion, one hundred twenty-four million, one hundred sixty-five thousand, nine hundred twenty-nine".