4115001540 has 96 divisors (see below), whose sum is σ = 12491942400. Its totient is φ = 1006096896.

The previous prime is 4115001529. The next prime is 4115001563. The reversal of 4115001540 is 451005114.

4115001540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 98517 + ... + 133923.

It is an arithmetic number, because the mean of its divisors is an integer number (130124400).

Almost surely, 2^4115001540 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4115001540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6245971200).

4115001540 is an abundant number, since it is smaller than the sum of its proper divisors (8376940860).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4115001540 is a wasteful number, since it uses less digits than its factorization.

4115001540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35581 (or 35579 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 4115001540 is about 64148.2777633196. The cubic root of 4115001540 is about 1602.4703427703.

Adding to 4115001540 its reverse (451005114), we get a palindrome (4566006654).

The spelling of 4115001540 in words is "four billion, one hundred fifteen million, one thousand, five hundred forty".