4000113045 has 32 divisors (see below), whose sum is σ = 7131542400. Its totient is φ = 2127324672.

The previous prime is 4000113017. The next prime is 4000113049. The reversal of 4000113045 is 5403110004.

It is a happy number.

It is not a de Polignac number, because 4000113045 - 2⁶ = 4000112981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4000113049) 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, 5686 + ... + 89624.

It is an arithmetic number, because the mean of its divisors is an integer number (222860700).

Almost surely, 2^4000113045 is an apocalyptic number.

4000113045 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4000113045 is a deficient number, since it is larger than the sum of its proper divisors (3131429355).

4000113045 is a wasteful number, since it uses less digits than its factorization.

4000113045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84306 (or 84300 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 4000113045 is about 63246.4468962486. The cubic root of 4000113045 is about 1587.4160058067.

Adding to 4000113045 its reverse (5403110004), we get a palindrome (9403223049).

The spelling of 4000113045 in words is "four billion, one hundred thirteen thousand, forty-five".