109303289 has 2 divisors, whose sum is σ = 109303290. Its totient is φ = 109303288.

The previous prime is 109303267. The next prime is 109303297. The reversal of 109303289 is 982303901.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 68343289 + 40960000 = 8267^2 + 6400^2 .

It is a cyclic number.

It is not a de Polignac number, because 109303289 - 2¹² = 109299193 is a prime.

It is not a weakly prime, because it can be changed into another prime (109306289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54651644 + 54651645.

It is an arithmetic number, because the mean of its divisors is an integer number (54651645).

Almost surely, 2^109303289 is an apocalyptic number.

It is an amenable number.

109303289 is a deficient number, since it is larger than the sum of its proper divisors (1).

109303289 is an equidigital number, since it uses as much as digits as its factorization.

109303289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 109303289 is about 10454.8213279807. The cubic root of 109303289 is about 478.1282561129.

The spelling of 109303289 in words is "one hundred nine million, three hundred three thousand, two hundred eighty-nine".