4045013505 has 32 divisors (see below), whose sum is σ = 7744302720. Its totient is φ = 1991390400.

The previous prime is 4045013501. The next prime is 4045013527. The reversal of 4045013505 is 5053105404.

It is not a de Polignac number, because 4045013505 - 2² = 4045013501 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (4045013501) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1150671 + ... + 1154180.

It is an arithmetic number, because the mean of its divisors is an integer number (242009460).

Almost surely, 2^4045013505 is an apocalyptic number.

4045013505 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4045013505 is a deficient number, since it is larger than the sum of its proper divisors (3699289215).

4045013505 is a wasteful number, since it uses less digits than its factorization.

4045013505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2304878 (or 2304872 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 4045013505 is about 63600.4206354015. The cubic root of 4045013505 is about 1593.3333947770. Note that the first 4 decimals are identical.

Adding to 4045013505 its reverse (5053105404), we get a palindrome (9098118909).

The spelling of 4045013505 in words is "four billion, forty-five million, thirteen thousand, five hundred five".