134100128651 has 4 divisors (see below), whose sum is σ = 134164385712. Its totient is φ = 134035871592.

The previous prime is 134100128647. The next prime is 134100128677. The reversal of 134100128651 is 156821001431.

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 134100128651 - 2² = 134100128647 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134100128611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32125400 + ... + 32129573.

It is an arithmetic number, because the mean of its divisors is an integer number (33541096428).

Almost surely, 2^134100128651 is an apocalyptic number.

134100128651 is a deficient number, since it is larger than the sum of its proper divisors (64257061).

134100128651 is an equidigital number, since it uses as much as digits as its factorization.

134100128651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64257060.

The product of its (nonzero) digits is 5760, while the sum is 32.

The spelling of 134100128651 in words is "one hundred thirty-four billion, one hundred million, one hundred twenty-eight thousand, six hundred fifty-one".