4045130165 has 8 divisors (see below), whose sum is σ = 4870725048. Its totient is φ = 3225058240.

The previous prime is 4045130137. The next prime is 4045130179. The reversal of 4045130165 is 5610315404.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1701892516 + 2343237649 = 41254^2 + 48407^2 .

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

It is not a de Polignac number, because 4045130165 - 2⁸ = 4045129909 is a prime.

It is a Duffinian number.

It is a Curzon 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, 1379126 + ... + 1382055.

It is an arithmetic number, because the mean of its divisors is an integer number (608840631).

Almost surely, 2^4045130165 is an apocalyptic number.

It is an amenable number.

4045130165 is a deficient number, since it is larger than the sum of its proper divisors (825594883).

4045130165 is a wasteful number, since it uses less digits than its factorization.

4045130165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2761479.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 4045130165 is about 63601.3377610880. The cubic root of 4045130165 is about 1593.3487121125.

Adding to 4045130165 its reverse (5610315404), we get a palindrome (9655445569).

The spelling of 4045130165 in words is "four billion, forty-five million, one hundred thirty thousand, one hundred sixty-five".