2134213117 has 2 divisors, whose sum is σ = 2134213118. Its totient is φ = 2134213116.

The previous prime is 2134213049. The next prime is 2134213121. The reversal of 2134213117 is 7113124312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1393230276 + 740982841 = 37326^2 + 27221^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2134213117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2134213091 and 2134213100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2134213157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1067106558 + 1067106559.

It is an arithmetic number, because the mean of its divisors is an integer number (1067106559).

Almost surely, 2^2134213117 is an apocalyptic number.

It is an amenable number.

2134213117 is a deficient number, since it is larger than the sum of its proper divisors (1).

2134213117 is an equidigital number, since it uses as much as digits as its factorization.

2134213117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1008, while the sum is 25.

The square root of 2134213117 is about 46197.5444910225. The cubic root of 2134213117 is about 1287.4961180264.

Adding to 2134213117 its reverse (7113124312), we get a palindrome (9247337429).

The spelling of 2134213117 in words is "two billion, one hundred thirty-four million, two hundred thirteen thousand, one hundred seventeen".