108131 has 2 divisors, whose sum is σ = 108132. Its totient is φ = 108130.

The previous prime is 108127. The next prime is 108139. The reversal of 108131 is 131801.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 108131 - 2² = 108127 is a prime.

It is a super-2 number, since 2×108131² = 23384626322, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (108139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54065 + 54066.

It is an arithmetic number, because the mean of its divisors is an integer number (54066).

2¹⁰⁸¹³¹ is an apocalyptic number.

108131 is a deficient number, since it is larger than the sum of its proper divisors (1).

108131 is an equidigital number, since it uses as much as digits as its factorization.

108131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 108131 is about 328.8327842536. The cubic root of 108131 is about 47.6412783661.

Adding to 108131 its reverse (131801), we get a palindrome (239932).

The spelling of 108131 in words is "one hundred eight thousand, one hundred thirty-one".