109434553 has 2 divisors, whose sum is σ = 109434554. Its totient is φ = 109434552.

The previous prime is 109434551. The next prime is 109434569. The reversal of 109434553 is 355434901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 96668224 + 12766329 = 9832^2 + 3573^2 .

It is a cyclic number.

It is not a de Polignac number, because 109434553 - 2¹ = 109434551 is a prime.

Together with 109434551, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (109434551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54717276 + 54717277.

It is an arithmetic number, because the mean of its divisors is an integer number (54717277).

Almost surely, 2^109434553 is an apocalyptic number.

It is an amenable number.

109434553 is a deficient number, since it is larger than the sum of its proper divisors (1).

109434553 is an equidigital number, since it uses as much as digits as its factorization.

109434553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32400, while the sum is 34.

The square root of 109434553 is about 10461.0971221952. The cubic root of 109434553 is about 478.3195767376.

The spelling of 109434553 in words is "one hundred nine million, four hundred thirty-four thousand, five hundred fifty-three".