134563203505 has 8 divisors (see below), whose sum is σ = 161697961152. Its totient is φ = 107502484848.

The previous prime is 134563203499. The next prime is 134563203553. The reversal of 134563203505 is 505302365431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 134563203505 - 2²¹ = 134561106353 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18505747 + ... + 18513016.

It is an arithmetic number, because the mean of its divisors is an integer number (20212245144).

Almost surely, 2^134563203505 is an apocalyptic number.

It is an amenable number.

134563203505 is a deficient number, since it is larger than the sum of its proper divisors (27134757647).

134563203505 is an equidigital number, since it uses as much as digits as its factorization.

134563203505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37019495.

The product of its (nonzero) digits is 162000, while the sum is 37.

Adding to 134563203505 its reverse (505302365431), we get a palindrome (639865568936).

The spelling of 134563203505 in words is "one hundred thirty-four billion, five hundred sixty-three million, two hundred three thousand, five hundred five".