134253202123 has 8 divisors (see below), whose sum is σ = 137300382720. Its totient is φ = 131213968680.

The previous prime is 134253202099. The next prime is 134253202129. The reversal of 134253202123 is 321202352431.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 134253202123 - 2²⁵ = 134219647691 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 134253202091 and 134253202100.

It is not an unprimeable number, because it can be changed into a prime (134253202129) 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 in 7 ways as a sum of consecutive naturals, for example, 1952613 + ... + 2020198.

It is an arithmetic number, because the mean of its divisors is an integer number (17162547840).

Almost surely, 2^134253202123 is an apocalyptic number.

134253202123 is a deficient number, since it is larger than the sum of its proper divisors (3047180597).

134253202123 is an equidigital number, since it uses as much as digits as its factorization.

134253202123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3973577.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 134253202123 its reverse (321202352431), we get a palindrome (455455554554).

The spelling of 134253202123 in words is "one hundred thirty-four billion, two hundred fifty-three million, two hundred two thousand, one hundred twenty-three".