134242222423 has 4 divisors (see below), whose sum is σ = 142138823760. Its totient is φ = 126345621088.

The previous prime is 134242222409. The next prime is 134242222459. The reversal of 134242222423 is 324222242431.

It is a happy number.

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-134242222423 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134242226423) 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, 3948300643 + ... + 3948300676.

It is an arithmetic number, because the mean of its divisors is an integer number (35534705940).

Almost surely, 2^134242222423 is an apocalyptic number.

134242222423 is a deficient number, since it is larger than the sum of its proper divisors (7896601337).

134242222423 is an equidigital number, since it uses as much as digits as its factorization.

134242222423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7896601336.

The product of its digits is 36864, while the sum is 31.

Adding to 134242222423 its reverse (324222242431), we get a palindrome (458464464854).

The spelling of 134242222423 in words is "one hundred thirty-four billion, two hundred forty-two million, two hundred twenty-two thousand, four hundred twenty-three".