134123207 has 2 divisors, whose sum is σ = 134123208. Its totient is φ = 134123206.

The previous prime is 134123179. The next prime is 134123219. The reversal of 134123207 is 702321431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 134123207 - 2⁸ = 134122951 is a prime.

It is a nialpdrome in base 15.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134123257) 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 as a sum of consecutive naturals, namely, 67061603 + 67061604.

It is an arithmetic number, because the mean of its divisors is an integer number (67061604).

Almost surely, 2^134123207 is an apocalyptic number.

134123207 is a deficient number, since it is larger than the sum of its proper divisors (1).

134123207 is an equidigital number, since it uses as much as digits as its factorization.

134123207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 134123207 is about 11581.1574119343. The cubic root of 134123207 is about 511.8797821082.

Adding to 134123207 its reverse (702321431), we get a palindrome (836444638).

The spelling of 134123207 in words is "one hundred thirty-four million, one hundred twenty-three thousand, two hundred seven".