134123462623 has 4 divisors (see below), whose sum is σ = 138748409640. Its totient is φ = 129498515608.

The previous prime is 134123462617. The next prime is 134123462659. The reversal of 134123462623 is 326264321431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 326264321431 = 47 ⋅6941794073.

It is a cyclic number.

It is not a de Polignac number, because 134123462623 - 2⁵ = 134123462591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134123462323) 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, 2312473465 + ... + 2312473522.

It is an arithmetic number, because the mean of its divisors is an integer number (34687102410).

Almost surely, 2^134123462623 is an apocalyptic number.

134123462623 is a deficient number, since it is larger than the sum of its proper divisors (4624947017).

134123462623 is an equidigital number, since it uses as much as digits as its factorization.

134123462623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4624947016.

The product of its digits is 124416, while the sum is 37.

The spelling of 134123462623 in words is "one hundred thirty-four billion, one hundred twenty-three million, four hundred sixty-two thousand, six hundred twenty-three".