134140231563 has 16 divisors (see below), whose sum is σ = 200986033920. Its totient is φ = 78958797984.

The previous prime is 134140231549. The next prime is 134140231579. The reversal of 134140231563 is 365132041431.

It is not a de Polignac number, because 134140231563 - 2⁶ = 134140231499 is a prime.

It is a super-2 number, since 2×134140231563² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (134140231063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74770693 + ... + 74772486.

It is an arithmetic number, because the mean of its divisors is an integer number (12561627120).

Almost surely, 2^134140231563 is an apocalyptic number.

134140231563 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

134140231563 is a deficient number, since it is larger than the sum of its proper divisors (66845802357).

134140231563 is a wasteful number, since it uses less digits than its factorization.

134140231563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149543218.

The product of its (nonzero) digits is 25920, while the sum is 33.

Adding to 134140231563 its reverse (365132041431), we get a palindrome (499272272994).

The spelling of 134140231563 in words is "one hundred thirty-four billion, one hundred forty million, two hundred thirty-one thousand, five hundred sixty-three".