134860123 has 2 divisors, whose sum is σ = 134860124. Its totient is φ = 134860122.

The previous prime is 134860073. The next prime is 134860151. The reversal of 134860123 is 321068431.

It is an a-pointer prime, because the next prime (134860151) can be obtained adding 134860123 to its sum of digits (28).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 134860123 - 2¹³ = 134851931 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 134860091 and 134860100.

It is not a weakly prime, because it can be changed into another prime (134860183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67430061 + 67430062.

It is an arithmetic number, because the mean of its divisors is an integer number (67430062).

Almost surely, 2^134860123 is an apocalyptic number.

134860123 is a deficient number, since it is larger than the sum of its proper divisors (1).

134860123 is an equidigital number, since it uses as much as digits as its factorization.

134860123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 134860123 is about 11612.9291309299. The cubic root of 134860123 is about 512.8155477348.

The spelling of 134860123 in words is "one hundred thirty-four million, eight hundred sixty thousand, one hundred twenty-three".