109091063 has 2 divisors, whose sum is σ = 109091064. Its totient is φ = 109091062.

The previous prime is 109091051. The next prime is 109091131. The reversal of 109091063 is 360190901.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 109091063 - 2⁶ = 109090999 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109091033) 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, 54545531 + 54545532.

It is an arithmetic number, because the mean of its divisors is an integer number (54545532).

Almost surely, 2^109091063 is an apocalyptic number.

109091063 is a deficient number, since it is larger than the sum of its proper divisors (1).

109091063 is an equidigital number, since it uses as much as digits as its factorization.

109091063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1458, while the sum is 29.

The square root of 109091063 is about 10444.6667251761. Note that the first 3 decimals coincide. The cubic root of 109091063 is about 477.8186070250.

The spelling of 109091063 in words is "one hundred nine million, ninety-one thousand, sixty-three".