109519963 has 8 divisors (see below), whose sum is σ = 128548832. Its totient is φ = 91336896.

The previous prime is 109519919. The next prime is 109519981. The reversal of 109519963 is 369915901.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-109519963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (109519463) 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 in 7 ways as a sum of consecutive naturals, for example, 211170 + ... + 211687.

It is an arithmetic number, because the mean of its divisors is an integer number (16068604).

Almost surely, 2^109519963 is an apocalyptic number.

109519963 is a deficient number, since it is larger than the sum of its proper divisors (19028869).

109519963 is an equidigital number, since it uses as much as digits as its factorization.

109519963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422901.

The product of its (nonzero) digits is 65610, while the sum is 43.

The square root of 109519963 is about 10465.1785937938. The cubic root of 109519963 is about 478.4439818435.

The spelling of 109519963 in words is "one hundred nine million, five hundred nineteen thousand, nine hundred sixty-three".