109027687 has 2 divisors, whose sum is σ = 109027688. Its totient is φ = 109027686.

The previous prime is 109027669. The next prime is 109027691. The reversal of 109027687 is 786720901.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-109027687 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109027627) 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, 54513843 + 54513844.

It is an arithmetic number, because the mean of its divisors is an integer number (54513844).

Almost surely, 2^109027687 is an apocalyptic number.

109027687 is a deficient number, since it is larger than the sum of its proper divisors (1).

109027687 is an equidigital number, since it uses as much as digits as its factorization.

109027687 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42336, while the sum is 40.

The square root of 109027687 is about 10441.6323915373. The cubic root of 109027687 is about 477.7260601893.

The spelling of 109027687 in words is "one hundred nine million, twenty-seven thousand, six hundred eighty-seven".