100465565 has 8 divisors (see below), whose sum is σ = 120902328. Its totient is φ = 80143360.

The previous prime is 100465543. The next prime is 100465577. The reversal of 100465565 is 565564001.

It can be written as a sum of positive squares in 4 ways, for example, as 24810361 + 75655204 = 4981^2 + 8698^2 .

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

It is not a de Polignac number, because 100465565 - 2¹⁰ = 100464541 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 26696 + ... + 30225.

It is an arithmetic number, because the mean of its divisors is an integer number (15112791).

Almost surely, 2^100465565 is an apocalyptic number.

It is an amenable number.

100465565 is a deficient number, since it is larger than the sum of its proper divisors (20436763).

100465565 is an equidigital number, since it uses as much as digits as its factorization.

100465565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57279.

The product of its (nonzero) digits is 18000, while the sum is 32.

The square root of 100465565 is about 10023.2512190407. The cubic root of 100465565 is about 464.8780888255.

The spelling of 100465565 in words is "one hundred million, four hundred sixty-five thousand, five hundred sixty-five".