109967087 has 2 divisors, whose sum is σ = 109967088. Its totient is φ = 109967086.

The previous prime is 109967069. The next prime is 109967089. The reversal of 109967087 is 780769901.

It is a strong prime.

It is an emirp because it is prime and its reverse (780769901) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 109967087 - 2¹⁴ = 109950703 is a prime.

Together with 109967089, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109967089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54983543 + 54983544.

It is an arithmetic number, because the mean of its divisors is an integer number (54983544).

Almost surely, 2^109967087 is an apocalyptic number.

109967087 is a deficient number, since it is larger than the sum of its proper divisors (1).

109967087 is an equidigital number, since it uses as much as digits as its factorization.

109967087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 190512, while the sum is 47.

The square root of 109967087 is about 10486.5192986043. The cubic root of 109967087 is about 479.0941930600.

It can be divided in two parts, 1099 and 67087, that added together give a palindrome (68186).

The spelling of 109967087 in words is "one hundred nine million, nine hundred sixty-seven thousand, eighty-seven".