8316131 has 2 divisors, whose sum is σ = 8316132. Its totient is φ = 8316130.

The previous prime is 8316103. The next prime is 8316151. The reversal of 8316131 is 1316138.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8316131 - 2¹⁰ = 8315107 is a prime.

It is a super-2 number, since 2×8316131² = 138316069618322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8316097 and 8316106.

It is not a weakly prime, because it can be changed into another prime (8316151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4158065 + 4158066.

It is an arithmetic number, because the mean of its divisors is an integer number (4158066).

Almost surely, 2^8316131 is an apocalyptic number.

8316131 is a deficient number, since it is larger than the sum of its proper divisors (1).

8316131 is an equidigital number, since it uses as much as digits as its factorization.

8316131 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 432, while the sum is 23.

The square root of 8316131 is about 2883.7702751780. The cubic root of 8316131 is about 202.6004663289.

The spelling of 8316131 in words is "eight million, three hundred sixteen thousand, one hundred thirty-one".