89740111 has 2 divisors, whose sum is σ = 89740112. Its totient is φ = 89740110.

The previous prime is 89740087. The next prime is 89740169. The reversal of 89740111 is 11104798.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-89740111 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 (89741111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44870055 + 44870056.

It is an arithmetic number, because the mean of its divisors is an integer number (44870056).

Almost surely, 2^89740111 is an apocalyptic number.

89740111 is a deficient number, since it is larger than the sum of its proper divisors (1).

89740111 is an equidigital number, since it uses as much as digits as its factorization.

89740111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 31.

The square root of 89740111 is about 9473.1257249126. The cubic root of 89740111 is about 447.7087003397.

The spelling of 89740111 in words is "eighty-nine million, seven hundred forty thousand, one hundred eleven".