876986197 has 2 divisors, whose sum is σ = 876986198. Its totient is φ = 876986196.

The previous prime is 876986179. The next prime is 876986233. The reversal of 876986197 is 791689678.

Together with previous prime (876986179) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 586317796 + 290668401 = 24214^2 + 17049^2 .

876986197 is a truncatable prime.

It is a cyclic number.

It is not a de Polignac number, because 876986197 - 2⁷ = 876986069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (876986147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 438493098 + 438493099.

It is an arithmetic number, because the mean of its divisors is an integer number (438493099).

Almost surely, 2^876986197 is an apocalyptic number.

It is an amenable number.

876986197 is a deficient number, since it is larger than the sum of its proper divisors (1).

876986197 is an equidigital number, since it uses as much as digits as its factorization.

876986197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9144576, while the sum is 61.

The square root of 876986197 is about 29613.9527419087. The cubic root of 876986197 is about 957.1887508052.

The spelling of 876986197 in words is "eight hundred seventy-six million, nine hundred eighty-six thousand, one hundred ninety-seven".