134602112561 has 24 divisors (see below), whose sum is σ = 161947342080. Its totient is φ = 111431527200.

The previous prime is 134602112539. The next prime is 134602112563. The reversal of 134602112561 is 165211206431.

It is not a de Polignac number, because 134602112561 - 2⁶ = 134602112497 is a prime.

It is a super-2 number, since 2×134602112561² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (134602112563) 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, 686126 + ... + 860216.

It is an arithmetic number, because the mean of its divisors is an integer number (6747805920).

Almost surely, 2^134602112561 is an apocalyptic number.

It is an amenable number.

134602112561 is a deficient number, since it is larger than the sum of its proper divisors (27345229519).

134602112561 is a wasteful number, since it uses less digits than its factorization.

134602112561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174645 (or 174638 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 32.

Adding to 134602112561 its reverse (165211206431), we get a palindrome (299813318992).

The spelling of 134602112561 in words is "one hundred thirty-four billion, six hundred two million, one hundred twelve thousand, five hundred sixty-one".