6515013441 has 8 divisors (see below), whose sum is σ = 8702282304. Its totient is φ = 4335543440.

The previous prime is 6515013431. The next prime is 6515013487. The reversal of 6515013441 is 1443105156.

It is a happy number.

6515013441 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 6515013441 - 2⁵ = 6515013409 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6515013399 and 6515013408.

It is not an unprimeable number, because it can be changed into a prime (6515013431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1947765 + ... + 1951106.

It is an arithmetic number, because the mean of its divisors is an integer number (1087785288).

Almost surely, 2^6515013441 is an apocalyptic number.

It is an amenable number.

6515013441 is a deficient number, since it is larger than the sum of its proper divisors (2187268863).

6515013441 is a wasteful number, since it uses less digits than its factorization.

6515013441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3899431.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 6515013441 is about 80715.6331883731. The cubic root of 6515013441 is about 1867.6913411435.

Adding to 6515013441 its reverse (1443105156), we get a palindrome (7958118597).

The spelling of 6515013441 in words is "six billion, five hundred fifteen million, thirteen thousand, four hundred forty-one".