67134229 has 2 divisors, whose sum is σ = 67134230. Its totient is φ = 67134228.

The previous prime is 67134227. The next prime is 67134233. The reversal of 67134229 is 92243176.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 64802500 + 2331729 = 8050^2 + 1527^2 .

It is a cyclic number.

It is not a de Polignac number, because 67134229 - 2¹ = 67134227 is a prime.

Together with 67134227, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 67134194 and 67134203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67134227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33567114 + 33567115.

It is an arithmetic number, because the mean of its divisors is an integer number (33567115).

Almost surely, 2^67134229 is an apocalyptic number.

It is an amenable number.

67134229 is a deficient number, since it is larger than the sum of its proper divisors (1).

67134229 is an equidigital number, since it uses as much as digits as its factorization.

67134229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18144, while the sum is 34.

The square root of 67134229 is about 8193.5480104775. The cubic root of 67134229 is about 406.4258617221.

The spelling of 67134229 in words is "sixty-seven million, one hundred thirty-four thousand, two hundred twenty-nine".