4152561515 has 16 divisors (see below), whose sum is σ = 5004822816. Its totient is φ = 3307584000.

The previous prime is 4152561487. The next prime is 4152561521. The reversal of 4152561515 is 5151652514.

It is not a de Polignac number, because 4152561515 - 2¹⁰ = 4152560491 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1287605 + ... + 1290825.

It is an arithmetic number, because the mean of its divisors is an integer number (312801426).

Almost surely, 2^4152561515 is an apocalyptic number.

4152561515 is a deficient number, since it is larger than the sum of its proper divisors (852261301).

4152561515 is a wasteful number, since it uses less digits than its factorization.

4152561515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4270.

The product of its digits is 30000, while the sum is 35.

The square root of 4152561515 is about 64440.3717788779. The cubic root of 4152561515 is about 1607.3311383017.

Subtracting 4152561515 from its reverse (5151652514), we obtain a palindrome (999090999).

The spelling of 4152561515 in words is "four billion, one hundred fifty-two million, five hundred sixty-one thousand, five hundred fifteen".