110102989 has 2 divisors, whose sum is σ = 110102990. Its totient is φ = 110102988.

The previous prime is 110102977. The next prime is 110103017. The reversal of 110102989 is 989201011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 91049764 + 19053225 = 9542^2 + 4365^2 .

It is a cyclic number.

It is not a de Polignac number, because 110102989 - 2⁵ = 110102957 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 110102989.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110102939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55051494 + 55051495.

It is an arithmetic number, because the mean of its divisors is an integer number (55051495).

Almost surely, 2^110102989 is an apocalyptic number.

It is an amenable number.

110102989 is a deficient number, since it is larger than the sum of its proper divisors (1).

110102989 is an equidigital number, since it uses as much as digits as its factorization.

110102989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 31.

The square root of 110102989 is about 10492.9971409507. The cubic root of 110102989 is about 479.2914734686.

The spelling of 110102989 in words is "one hundred ten million, one hundred two thousand, nine hundred eighty-nine".