229134013 has 2 divisors, whose sum is σ = 229134014. Its totient is φ = 229134012.

The previous prime is 229134011. The next prime is 229134029. The reversal of 229134013 is 310431922.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 120077764 + 109056249 = 10958^2 + 10443^2 .

It is a cyclic number.

It is not a de Polignac number, because 229134013 - 2¹ = 229134011 is a prime.

Together with 229134011, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (229134011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114567006 + 114567007.

It is an arithmetic number, because the mean of its divisors is an integer number (114567007).

Almost surely, 2^229134013 is an apocalyptic number.

It is an amenable number.

229134013 is a deficient number, since it is larger than the sum of its proper divisors (1).

229134013 is an equidigital number, since it uses as much as digits as its factorization.

229134013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 229134013 is about 15137.1732169517. The cubic root of 229134013 is about 611.9226383837.

Adding to 229134013 its reverse (310431922), we get a palindrome (539565935).

The spelling of 229134013 in words is "two hundred twenty-nine million, one hundred thirty-four thousand, thirteen".