5167647231 has 4 divisors (see below), whose sum is σ = 6890196312. Its totient is φ = 3445098152.

The previous prime is 5167647229. The next prime is 5167647263. The reversal of 5167647231 is 1327467615.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 5167647231 - 2¹ = 5167647229 is a prime.

It is a super-2 number, since 2×5167647231² = 53409155808123934722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5167647211) 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, 861274536 + ... + 861274541.

It is an arithmetic number, because the mean of its divisors is an integer number (1722549078).

Almost surely, 2^5167647231 is an apocalyptic number.

5167647231 is a deficient number, since it is larger than the sum of its proper divisors (1722549081).

5167647231 is a wasteful number, since it uses less digits than its factorization.

5167647231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1722549080.

The product of its digits is 211680, while the sum is 42.

The square root of 5167647231 is about 71886.3494065459. The cubic root of 5167647231 is about 1728.8777546803.

The spelling of 5167647231 in words is "five billion, one hundred sixty-seven million, six hundred forty-seven thousand, two hundred thirty-one".