5221671181 has 8 divisors (see below), whose sum is σ = 5498474400. Its totient is φ = 4945065840.

The previous prime is 5221671157. The next prime is 5221671223. The reversal of 5221671181 is 1811761225.

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 5221671181 - 2⁹ = 5221670669 is a prime.

It is a super-2 number, since 2×5221671181² = 54531699844971869522, which 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 (5221671121) 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, 6330 + ... + 102388.

It is an arithmetic number, because the mean of its divisors is an integer number (687309300).

Almost surely, 2^5221671181 is an apocalyptic number.

It is an amenable number.

5221671181 is a deficient number, since it is larger than the sum of its proper divisors (276803219).

5221671181 is a wasteful number, since it uses less digits than its factorization.

5221671181 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98939.

The product of its digits is 6720, while the sum is 34.

The square root of 5221671181 is about 72261.1318829148. The cubic root of 5221671181 is about 1734.8815961188.

The spelling of 5221671181 in words is "five billion, two hundred twenty-one million, six hundred seventy-one thousand, one hundred eighty-one".