2134523217 has 8 divisors (see below), whose sum is σ = 2847371296. Its totient is φ = 1422345312.

The previous prime is 2134523207. The next prime is 2134523231. The reversal of 2134523217 is 7123254312.

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

It is not a de Polignac number, because 2134523217 - 2²³ = 2126134609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2134523207) 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 7 ways as a sum of consecutive naturals, for example, 160063 + ... + 172884.

It is an arithmetic number, because the mean of its divisors is an integer number (355921412).

Almost surely, 2^2134523217 is an apocalyptic number.

It is an amenable number.

2134523217 is a deficient number, since it is larger than the sum of its proper divisors (712848079).

2134523217 is a wasteful number, since it uses less digits than its factorization.

2134523217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335087.

The product of its digits is 10080, while the sum is 30.

The square root of 2134523217 is about 46200.9006081050. The cubic root of 2134523217 is about 1287.5584725007.

Adding to 2134523217 its reverse (7123254312), we get a palindrome (9257777529).

The spelling of 2134523217 in words is "two billion, one hundred thirty-four million, five hundred twenty-three thousand, two hundred seventeen".