5321015251 has 8 divisors (see below), whose sum is σ = 5474837840. Its totient is φ = 5167719648.

The previous prime is 5321015221. The next prime is 5321015257. The reversal of 5321015251 is 1525101235.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5321015251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5321015257) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 111216 + ... + 151693.

It is an arithmetic number, because the mean of its divisors is an integer number (684354730).

Almost surely, 2^5321015251 is an apocalyptic number.

5321015251 is a deficient number, since it is larger than the sum of its proper divisors (153822589).

5321015251 is a wasteful number, since it uses less digits than its factorization.

5321015251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263493.

The product of its (nonzero) digits is 1500, while the sum is 25.

The square root of 5321015251 is about 72945.2894366730. The cubic root of 5321015251 is about 1745.8147880613.

Adding to 5321015251 its reverse (1525101235), we get a palindrome (6846116486).

The spelling of 5321015251 in words is "five billion, three hundred twenty-one million, fifteen thousand, two hundred fifty-one".