134621473023 has 24 divisors (see below), whose sum is σ = 195185868800. Its totient is φ = 89410139280.

The previous prime is 134621473003. The next prime is 134621473037. The reversal of 134621473023 is 320374126431.

134621473023 is a `hidden beast` number, since 1 + 3 + 4 + 621 + 4 + 7 + 3 + 0 + 23 = 666.

It is not a de Polignac number, because 134621473023 - 2⁸ = 134621472767 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 (134621473003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2603778 + ... + 2654976.

Almost surely, 2^134621473023 is an apocalyptic number.

134621473023 is a deficient number, since it is larger than the sum of its proper divisors (60564395777).

134621473023 is a wasteful number, since it uses less digits than its factorization.

134621473023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52299 (or 52296 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 36.

Adding to 134621473023 its reverse (320374126431), we get a palindrome (454995599454).

The spelling of 134621473023 in words is "one hundred thirty-four billion, six hundred twenty-one million, four hundred seventy-three thousand, twenty-three".