109534219 has 2 divisors, whose sum is σ = 109534220. Its totient is φ = 109534218.

The previous prime is 109534193. The next prime is 109534261. The reversal of 109534219 is 912435901.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 109534219 - 2⁹ = 109533707 is a prime.

It is a super-2 number, since 2×109534219² = 23995490263879922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (109534289) 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, 54767109 + 54767110.

It is an arithmetic number, because the mean of its divisors is an integer number (54767110).

Almost surely, 2^109534219 is an apocalyptic number.

109534219 is a deficient number, since it is larger than the sum of its proper divisors (1).

109534219 is an equidigital number, since it uses as much as digits as its factorization.

109534219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 34.

The square root of 109534219 is about 10465.8596875746. The cubic root of 109534219 is about 478.4647403162.

The spelling of 109534219 in words is "one hundred nine million, five hundred thirty-four thousand, two hundred nineteen".