5001387505 has 8 divisors (see below), whose sum is σ = 6354704232. Its totient is φ = 3765750528.

The previous prime is 5001387497. The next prime is 5001387509. The reversal of 5001387505 is 5057831005.

It can be written as a sum of positive squares in 4 ways, for example, as 1891206144 + 3110181361 = 43488^2 + 55769^2 .

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 5001387505 - 2³ = 5001387497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5001387509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29419842 + ... + 29420011.

It is an arithmetic number, because the mean of its divisors is an integer number (794338029).

Almost surely, 2^5001387505 is an apocalyptic number.

It is an amenable number.

5001387505 is a deficient number, since it is larger than the sum of its proper divisors (1353316727).

5001387505 is a wasteful number, since it uses less digits than its factorization.

5001387505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58839875.

The product of its (nonzero) digits is 21000, while the sum is 34.

The square root of 5001387505 is about 70720.4885800431. The cubic root of 5001387505 is about 1710.1341053929.

The spelling of 5001387505 in words is "five billion, one million, three hundred eighty-seven thousand, five hundred five".