109648475 has 18 divisors (see below), whose sum is σ = 142149756. Its totient is φ = 83894800.

The previous prime is 109648459. The next prime is 109648481. The reversal of 109648475 is 574846901.

It is not a de Polignac number, because 109648475 - 2⁴ = 109648459 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 17 ways as a sum of consecutive naturals, for example, 9080 + ... + 17370.

Almost surely, 2^109648475 is an apocalyptic number.

109648475 is a deficient number, since it is larger than the sum of its proper divisors (32501281).

109648475 is an equidigital number, since it uses as much as digits as its factorization.

109648475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8347 (or 8319 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 44.

The square root of 109648475 is about 10471.3167748856. The cubic root of 109648475 is about 478.6310459415.

The spelling of 109648475 in words is "one hundred nine million, six hundred forty-eight thousand, four hundred seventy-five".