134454223023 has 16 divisors (see below), whose sum is σ = 181376236800. Its totient is φ = 88585175360.

The previous prime is 134454222989. The next prime is 134454223063. The reversal of 134454223023 is 320322454431.

It is a cyclic number.

It is not a de Polignac number, because 134454223023 - 2¹⁴ = 134454206639 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134454223063) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 420928 + ... + 667898.

It is an arithmetic number, because the mean of its divisors is an integer number (11336014800).

Almost surely, 2^134454223023 is an apocalyptic number.

134454223023 is a deficient number, since it is larger than the sum of its proper divisors (46922013777).

134454223023 is a wasteful number, since it uses less digits than its factorization.

134454223023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249102.

The product of its (nonzero) digits is 69120, while the sum is 33.

Adding to 134454223023 its reverse (320322454431), we get a palindrome (454776677454).

The spelling of 134454223023 in words is "one hundred thirty-four billion, four hundred fifty-four million, two hundred twenty-three thousand, twenty-three".