109607563 has 4 divisors (see below), whose sum is σ = 118038928. Its totient is φ = 101176200.

The previous prime is 109607549. The next prime is 109607567. The reversal of 109607563 is 365706901.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 365706901 = 7 ⋅52243843.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-109607563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (109607567) 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 3 ways as a sum of consecutive naturals, for example, 4215663 + ... + 4215688.

It is an arithmetic number, because the mean of its divisors is an integer number (29509732).

Almost surely, 2^109607563 is an apocalyptic number.

109607563 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

109607563 is a deficient number, since it is larger than the sum of its proper divisors (8431365).

109607563 is an equidigital number, since it uses as much as digits as its factorization.

109607563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8431364.

The product of its (nonzero) digits is 34020, while the sum is 37.

The square root of 109607563 is about 10469.3630656311. The cubic root of 109607563 is about 478.5715096543.

The spelling of 109607563 in words is "one hundred nine million, six hundred seven thousand, five hundred sixty-three".