83106887 has 2 divisors, whose sum is σ = 83106888. Its totient is φ = 83106886.

The previous prime is 83106871. The next prime is 83106901. The reversal of 83106887 is 78860138.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 83106887 - 2⁴ = 83106871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83106587) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41553443 + 41553444.

It is an arithmetic number, because the mean of its divisors is an integer number (41553444).

Almost surely, 2^83106887 is an apocalyptic number.

83106887 is a deficient number, since it is larger than the sum of its proper divisors (1).

83106887 is an equidigital number, since it uses as much as digits as its factorization.

83106887 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64512, while the sum is 41.

The square root of 83106887 is about 9116.2978779766. The cubic root of 83106887 is about 436.3942352767.

The spelling of 83106887 in words is "eighty-three million, one hundred six thousand, eight hundred eighty-seven".