161134611241215 has 16 divisors (see below), whose sum is σ = 257912410559328. Its totient is φ = 85906115137536.

The previous prime is 161134611241211. The next prime is 161134611241301. The reversal of 161134611241215 is 512142116431161.

161134611241215 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 161134611241215 - 2² = 161134611241211 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (161134611241211) 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, 2021470762 + ... + 2021550471.

It is an arithmetic number, because the mean of its divisors is an integer number (16119525659958).

Almost surely, 2^{161134611241215} is an apocalyptic number.

161134611241215 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

161134611241215 is a deficient number, since it is larger than the sum of its proper divisors (96777799318113).

161134611241215 is a wasteful number, since it uses less digits than its factorization.

161134611241215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4043023898.

The product of its digits is 34560, while the sum is 39.

Adding to 161134611241215 its reverse (512142116431161), we get a palindrome (673276727672376).

The spelling of 161134611241215 in words is "one hundred sixty-one trillion, one hundred thirty-four billion, six hundred eleven million, two hundred forty-one thousand, two hundred fifteen".