109834889 has 2 divisors, whose sum is σ = 109834890. Its totient is φ = 109834888.

The previous prime is 109834843. The next prime is 109834927. The reversal of 109834889 is 988438901.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 109830400 + 4489 = 10480^2 + 67^2 .

It is a cyclic number.

It is not a de Polignac number, because 109834889 - 2¹⁶ = 109769353 is a prime.

It is not a weakly prime, because it can be changed into another prime (109834819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54917444 + 54917445.

It is an arithmetic number, because the mean of its divisors is an integer number (54917445).

Almost surely, 2^109834889 is an apocalyptic number.

It is an amenable number.

109834889 is a deficient number, since it is larger than the sum of its proper divisors (1).

109834889 is an equidigital number, since it uses as much as digits as its factorization.

109834889 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 497664, while the sum is 50.

The square root of 109834889 is about 10480.2141676590. The cubic root of 109834889 is about 478.9021335006.

The spelling of 109834889 in words is "one hundred nine million, eight hundred thirty-four thousand, eight hundred eighty-nine".