109011503 has 2 divisors, whose sum is σ = 109011504. Its totient is φ = 109011502.

The previous prime is 109011491. The next prime is 109011533. The reversal of 109011503 is 305110901.

It is a weak prime.

It is an emirp because it is prime and its reverse (305110901) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 109011503 - 2¹² = 109007407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109011533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54505751 + 54505752.

It is an arithmetic number, because the mean of its divisors is an integer number (54505752).

Almost surely, 2^109011503 is an apocalyptic number.

109011503 is a deficient number, since it is larger than the sum of its proper divisors (1).

109011503 is an equidigital number, since it uses as much as digits as its factorization.

109011503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 135, while the sum is 20.

The square root of 109011503 is about 10440.8573881650. The cubic root of 109011503 is about 477.7024212362.

The spelling of 109011503 in words is "one hundred nine million, eleven thousand, five hundred three".