109748417 has 4 divisors (see below), whose sum is σ = 109877040. Its totient is φ = 109619796.

The previous prime is 109748407. The next prime is 109748449. The reversal of 109748417 is 714847901.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-109748417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (109748407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63023 + ... + 64740.

It is an arithmetic number, because the mean of its divisors is an integer number (27469260).

Almost surely, 2^109748417 is an apocalyptic number.

It is an amenable number.

109748417 is a deficient number, since it is larger than the sum of its proper divisors (128623).

109748417 is an equidigital number, since it uses as much as digits as its factorization.

109748417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128622.

The product of its (nonzero) digits is 56448, while the sum is 41.

The square root of 109748417 is about 10476.0878671382. The cubic root of 109748417 is about 478.7764220863.

It can be divided in two parts, 10974 and 8417, that added together give a palindrome (19391).

The spelling of 109748417 in words is "one hundred nine million, seven hundred forty-eight thousand, four hundred seventeen".