134121112415 has 4 divisors (see below), whose sum is σ = 160945334904. Its totient is φ = 107296889928.

The previous prime is 134121112381. The next prime is 134121112529. The reversal of 134121112415 is 514211121431.

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

It is a cyclic number.

It is not a de Polignac number, because 134121112415 - 2⁶ = 134121112351 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13412111237 + ... + 13412111246.

It is an arithmetic number, because the mean of its divisors is an integer number (40236333726).

Almost surely, 2^134121112415 is an apocalyptic number.

134121112415 is a deficient number, since it is larger than the sum of its proper divisors (26824222489).

134121112415 is an equidigital number, since it uses as much as digits as its factorization.

134121112415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26824222488.

The product of its digits is 960, while the sum is 26.

Adding to 134121112415 its reverse (514211121431), we get a palindrome (648332233846).

The spelling of 134121112415 in words is "one hundred thirty-four billion, one hundred twenty-one million, one hundred twelve thousand, four hundred fifteen".