134140313123 has 4 divisors (see below), whose sum is σ = 134150637480. Its totient is φ = 134129988768.

The previous prime is 134140313117. The next prime is 134140313137. The reversal of 134140313123 is 321313041431.

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 134140313123 - 2¹⁴ = 134140296739 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 134140313092 and 134140313101.

It is not an unprimeable number, because it can be changed into a prime (134140303123) 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, 5142665 + ... + 5168682.

It is an arithmetic number, because the mean of its divisors is an integer number (33537659370).

Almost surely, 2^134140313123 is an apocalyptic number.

134140313123 is a deficient number, since it is larger than the sum of its proper divisors (10324357).

134140313123 is a wasteful number, since it uses less digits than its factorization.

134140313123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10324356.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 134140313123 its reverse (321313041431), we get a palindrome (455453354554).

The spelling of 134140313123 in words is "one hundred thirty-four billion, one hundred forty million, three hundred thirteen thousand, one hundred twenty-three".