100671187 has 2 divisors, whose sum is σ = 100671188. Its totient is φ = 100671186.

The previous prime is 100671173. The next prime is 100671199. The reversal of 100671187 is 781176001.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100671187 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (100671157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50335593 + 50335594.

It is an arithmetic number, because the mean of its divisors is an integer number (50335594).

Almost surely, 2^100671187 is an apocalyptic number.

100671187 is a deficient number, since it is larger than the sum of its proper divisors (1).

100671187 is an equidigital number, since it uses as much as digits as its factorization.

100671187 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2352, while the sum is 31.

The square root of 100671187 is about 10033.5032266901. The cubic root of 100671187 is about 465.1950266824.

The spelling of 100671187 in words is "one hundred million, six hundred seventy-one thousand, one hundred eighty-seven".