134680123 has 2 divisors, whose sum is σ = 134680124. Its totient is φ = 134680122.

The previous prime is 134680099. The next prime is 134680127. The reversal of 134680123 is 321086431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 134680123 - 2²⁵ = 101125691 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 134680091 and 134680100.

It is not a weakly prime, because it can be changed into another prime (134680127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67340061 + 67340062.

It is an arithmetic number, because the mean of its divisors is an integer number (67340062).

Almost surely, 2^134680123 is an apocalyptic number.

134680123 is a deficient number, since it is larger than the sum of its proper divisors (1).

134680123 is an equidigital number, since it uses as much as digits as its factorization.

134680123 is an evil number, because the sum of its binary digits is even.

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

The square root of 134680123 is about 11605.1765604837. The cubic root of 134680123 is about 512.5872917344.

The spelling of 134680123 in words is "one hundred thirty-four million, six hundred eighty thousand, one hundred twenty-three".