5918681161 has 8 divisors (see below), whose sum is σ = 5943861504. Its totient is φ = 5893535280.

The previous prime is 5918681159. The next prime is 5918681183. The reversal of 5918681161 is 1611868195.

It is a happy number.

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 5918681161 - 2¹ = 5918681159 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5918681141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 370440 + ... + 386086.

It is an arithmetic number, because the mean of its divisors is an integer number (742982688).

Almost surely, 2^5918681161 is an apocalyptic number.

It is an amenable number.

5918681161 is a deficient number, since it is larger than the sum of its proper divisors (25180343).

5918681161 is a wasteful number, since it uses less digits than its factorization.

5918681161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17231.

The product of its digits is 103680, while the sum is 46.

The square root of 5918681161 is about 76932.9653724592. The cubic root of 5918681161 is about 1808.8739942605.

The spelling of 5918681161 in words is "five billion, nine hundred eighteen million, six hundred eighty-one thousand, one hundred sixty-one".