5187330251 has 2 divisors, whose sum is σ = 5187330252. Its totient is φ = 5187330250.

The previous prime is 5187330233. The next prime is 5187330283. The reversal of 5187330251 is 1520337815.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5187330251 - 2¹⁰ = 5187329227 is a prime.

It is not a weakly prime, because it can be changed into another prime (5187330221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2593665125 + 2593665126.

It is an arithmetic number, because the mean of its divisors is an integer number (2593665126).

Almost surely, 2^5187330251 is an apocalyptic number.

5187330251 is a deficient number, since it is larger than the sum of its proper divisors (1).

5187330251 is an equidigital number, since it uses as much as digits as its factorization.

5187330251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25200, while the sum is 35.

The square root of 5187330251 is about 72023.1230300381. The cubic root of 5187330251 is about 1731.0700109840.

The spelling of 5187330251 in words is "five billion, one hundred eighty-seven million, three hundred thirty thousand, two hundred fifty-one".