134604540263 has 4 divisors (see below), whose sum is σ = 136613563320. Its totient is φ = 132595517208.

The previous prime is 134604540223. The next prime is 134604540307. The reversal of 134604540263 is 362045406431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 362045406431 = 587 ⋅616772413.

It is a cyclic number.

It is not a de Polignac number, because 134604540263 - 2¹⁰ = 134604539239 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 (134604540223) 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, 1004511428 + ... + 1004511561.

It is an arithmetic number, because the mean of its divisors is an integer number (34153390830).

Almost surely, 2^134604540263 is an apocalyptic number.

134604540263 is a deficient number, since it is larger than the sum of its proper divisors (2009023057).

134604540263 is an equidigital number, since it uses as much as digits as its factorization.

134604540263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2009023056.

The product of its (nonzero) digits is 207360, while the sum is 38.

Adding to 134604540263 its reverse (362045406431), we get a palindrome (496649946694).

The spelling of 134604540263 in words is "one hundred thirty-four billion, six hundred four million, five hundred forty thousand, two hundred sixty-three".