109889707 has 2 divisors, whose sum is σ = 109889708. Its totient is φ = 109889706.

The previous prime is 109889693. The next prime is 109889719. The reversal of 109889707 is 707988901.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 109889707 - 2⁷ = 109889579 is a prime.

It is not a weakly prime, because it can be changed into another prime (109889737) 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, 54944853 + 54944854.

It is an arithmetic number, because the mean of its divisors is an integer number (54944854).

Almost surely, 2^109889707 is an apocalyptic number.

109889707 is a deficient number, since it is larger than the sum of its proper divisors (1).

109889707 is an equidigital number, since it uses as much as digits as its factorization.

109889707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 254016, while the sum is 49.

The square root of 109889707 is about 10482.8291505681. The cubic root of 109889707 is about 478.9817927392.

The spelling of 109889707 in words is "one hundred nine million, eight hundred eighty-nine thousand, seven hundred seven".