100745517 has 8 divisors (see below), whose sum is σ = 137451424. Its totient is φ = 65601648.

The previous prime is 100745503. The next prime is 100745531. The reversal of 100745517 is 715547001.

It is an interprime number because it is at equal distance from previous prime (100745503) and next prime (100745531).

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

It is not a de Polignac number, because 100745517 - 2⁷ = 100745389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100745717) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 390358 + ... + 390615.

It is an arithmetic number, because the mean of its divisors is an integer number (17181428).

Almost surely, 2^100745517 is an apocalyptic number.

It is an amenable number.

100745517 is a deficient number, since it is larger than the sum of its proper divisors (36705907).

100745517 is an equidigital number, since it uses as much as digits as its factorization.

100745517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 781019.

The product of its (nonzero) digits is 4900, while the sum is 30.

The square root of 100745517 is about 10037.2066333218. The cubic root of 100745517 is about 465.3094898858.

The spelling of 100745517 in words is "one hundred million, seven hundred forty-five thousand, five hundred seventeen".