134221267 has 2 divisors, whose sum is σ = 134221268. Its totient is φ = 134221266.

The previous prime is 134221259. The next prime is 134221277. The reversal of 134221267 is 762122431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 134221267 - 2³ = 134221259 is a prime.

It is not a weakly prime, because it can be changed into another prime (134221207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67110633 + 67110634.

It is an arithmetic number, because the mean of its divisors is an integer number (67110634).

Almost surely, 2^134221267 is an apocalyptic number.

134221267 is a deficient number, since it is larger than the sum of its proper divisors (1).

134221267 is an equidigital number, since it uses as much as digits as its factorization.

134221267 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4032, while the sum is 28.

The square root of 134221267 is about 11585.3902394352. The cubic root of 134221267 is about 512.0045000317.

Adding to 134221267 its reverse (762122431), we get a palindrome (896343698).

The spelling of 134221267 in words is "one hundred thirty-four million, two hundred twenty-one thousand, two hundred sixty-seven".