2134233209 has 4 divisors (see below), whose sum is σ = 2166087504. Its totient is φ = 2102378916.

The previous prime is 2134233191. The next prime is 2134233239. The reversal of 2134233209 is 9023324312.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2134233209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2134233239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15927047 + ... + 15927180.

It is an arithmetic number, because the mean of its divisors is an integer number (541521876).

Almost surely, 2^2134233209 is an apocalyptic number.

It is an amenable number.

2134233209 is a deficient number, since it is larger than the sum of its proper divisors (31854295).

2134233209 is an equidigital number, since it uses as much as digits as its factorization.

2134233209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31854294.

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 2134233209 is about 46197.7619479559. The cubic root of 2134233209 is about 1287.5001582807.

The spelling of 2134233209 in words is "two billion, one hundred thirty-four million, two hundred thirty-three thousand, two hundred nine".