5115271251 has 8 divisors (see below), whose sum is σ = 6906695680. Its totient is φ = 3367013832.

The previous prime is 5115271247. The next prime is 5115271261. The reversal of 5115271251 is 1521725115.

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

It is not a de Polignac number, because 5115271251 - 2² = 5115271247 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5115271261) 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, 10791475 + ... + 10791948.

It is an arithmetic number, because the mean of its divisors is an integer number (863336960).

Almost surely, 2^5115271251 is an apocalyptic number.

5115271251 is a deficient number, since it is larger than the sum of its proper divisors (1791424429).

5115271251 is a wasteful number, since it uses less digits than its factorization.

5115271251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21583505.

The product of its digits is 3500, while the sum is 30.

The square root of 5115271251 is about 71521.1245087771. The cubic root of 5115271251 is about 1723.0169749985.

Adding to 5115271251 its reverse (1521725115), we get a palindrome (6636996366).

The spelling of 5115271251 in words is "five billion, one hundred fifteen million, two hundred seventy-one thousand, two hundred fifty-one".