23061613163137 has 4 divisors (see below), whose sum is σ = 23061646952260. Its totient is φ = 23061579374016.

The previous prime is 23061613163119. The next prime is 23061613163159. The reversal of 23061613163137 is 73136131616032.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 759758032881 + 22301855130256 = 871641^2 + 4722484^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23061613163137 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23061613163093 and 23061613163102.

It is not an unprimeable number, because it can be changed into a prime (23061613163837) 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, 15849228 + ... + 17243005.

It is an arithmetic number, because the mean of its divisors is an integer number (5765411738065).

Almost surely, 2^{23061613163137} is an apocalyptic number.

It is an amenable number.

23061613163137 is a deficient number, since it is larger than the sum of its proper divisors (33789123).

23061613163137 is an equidigital number, since it uses as much as digits as its factorization.

23061613163137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33789122.

The product of its (nonzero) digits is 244944, while the sum is 43.

Adding to 23061613163137 its reverse (73136131616032), we get a palindrome (96197744779169).

The spelling of 23061613163137 in words is "twenty-three trillion, sixty-one billion, six hundred thirteen million, one hundred sixty-three thousand, one hundred thirty-seven".