301142847181 has 6 divisors (see below), whose sum is σ = 331008253646. Its totient is φ = 273766224600.

The previous prime is 301142847163. The next prime is 301142847191. The reversal of 301142847181 is 181748241103.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 290153518281 + 10989328900 = 538659^2 + 104830^2 .

It is not a de Polignac number, because 301142847181 - 2⁵ = 301142847149 is a prime.

It is a super-2 number, since 2×301142847181² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (301142847151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1244391810 + ... + 1244392051.

Almost surely, 2^301142847181 is an apocalyptic number.

It is an amenable number.

301142847181 is a deficient number, since it is larger than the sum of its proper divisors (29865406465).

301142847181 is a wasteful number, since it uses less digits than its factorization.

301142847181 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2488783883 (or 2488783872 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 40.

The spelling of 301142847181 in words is "three hundred one billion, one hundred forty-two million, eight hundred forty-seven thousand, one hundred eighty-one".