134254134215 has 4 divisors (see below), whose sum is σ = 161104961064. Its totient is φ = 107403307368.

The previous prime is 134254134191. The next prime is 134254134257. The reversal of 134254134215 is 512431452431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 512431452431 = 3847 ⋅133202873.

It is a cyclic number.

It is not a de Polignac number, because 134254134215 - 2³⁰ = 133180392391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 13425413417 + ... + 13425413426.

It is an arithmetic number, because the mean of its divisors is an integer number (40276240266).

Almost surely, 2^134254134215 is an apocalyptic number.

134254134215 is a deficient number, since it is larger than the sum of its proper divisors (26850826849).

134254134215 is an equidigital number, since it uses as much as digits as its factorization.

134254134215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26850826848.

The product of its digits is 57600, while the sum is 35.

Adding to 134254134215 its reverse (512431452431), we get a palindrome (646685586646).

The spelling of 134254134215 in words is "one hundred thirty-four billion, two hundred fifty-four million, one hundred thirty-four thousand, two hundred fifteen".