100816465 has 8 divisors (see below), whose sum is σ = 122227560. Its totient is φ = 79821312.

The previous prime is 100816459. The next prime is 100816481. The reversal of 100816465 is 564618001.

It can be written as a sum of positive squares in 4 ways, for example, as 15272464 + 85544001 = 3908^2 + 9249^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 100816465 - 2¹³ = 100808273 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103450 + ... + 104419.

It is an arithmetic number, because the mean of its divisors is an integer number (15278445).

Almost surely, 2^100816465 is an apocalyptic number.

It is an amenable number.

100816465 is a deficient number, since it is larger than the sum of its proper divisors (21411095).

100816465 is an equidigital number, since it uses as much as digits as its factorization.

100816465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207971.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 100816465 is about 10040.7402615544. The cubic root of 100816465 is about 465.4186925322.

The spelling of 100816465 in words is "one hundred million, eight hundred sixteen thousand, four hundred sixty-five".