413561165 has 16 divisors (see below), whose sum is σ = 502395696. Its totient is φ = 326784000.

The previous prime is 413561153. The next prime is 413561167. The reversal of 413561165 is 561165314.

It can be written as a sum of positive squares in 8 ways, for example, as 26770276 + 386790889 = 5174^2 + 19667^2 .

It is not a de Polignac number, because 413561165 - 2⁶ = 413561101 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 (413561167) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 298775 + ... + 300155.

It is an arithmetic number, because the mean of its divisors is an integer number (31399731).

Almost surely, 2^413561165 is an apocalyptic number.

It is an amenable number.

413561165 is a deficient number, since it is larger than the sum of its proper divisors (88834531).

413561165 is a wasteful number, since it uses less digits than its factorization.

413561165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2080.

The product of its digits is 10800, while the sum is 32.

The square root of 413561165 is about 20336.2033083858. The cubic root of 413561165 is about 745.0405605291.

The spelling of 413561165 in words is "four hundred thirteen million, five hundred sixty-one thousand, one hundred sixty-five".