134134123 has 4 divisors (see below), whose sum is σ = 136023408. Its totient is φ = 132244840.

The previous prime is 134134103. The next prime is 134134127. The reversal of 134134123 is 321431431.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134134123 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 134134094 and 134134103.

It is not an unprimeable number, because it can be changed into a prime (134134127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 944536 + ... + 944677.

It is an arithmetic number, because the mean of its divisors is an integer number (34005852).

Almost surely, 2^134134123 is an apocalyptic number.

134134123 is a deficient number, since it is larger than the sum of its proper divisors (1889285).

134134123 is an equidigital number, since it uses as much as digits as its factorization.

134134123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1889284.

The product of its digits is 864, while the sum is 22.

The square root of 134134123 is about 11581.6286851202. The cubic root of 134134123 is about 511.8936686638.

Adding to 134134123 its reverse (321431431), we get a palindrome (455565554).

The spelling of 134134123 in words is "one hundred thirty-four million, one hundred thirty-four thousand, one hundred twenty-three".