5170703251 has 4 divisors (see below), whose sum is σ = 5909375152. Its totient is φ = 4432031352.

The previous prime is 5170703189. The next prime is 5170703281. The reversal of 5170703251 is 1523070715.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 5170703251 - 2⁷ = 5170703123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5170703281) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 369335940 + ... + 369335953.

It is an arithmetic number, because the mean of its divisors is an integer number (1477343788).

Almost surely, 2^5170703251 is an apocalyptic number.

5170703251 is a deficient number, since it is larger than the sum of its proper divisors (738671901).

5170703251 is an equidigital number, since it uses as much as digits as its factorization.

5170703251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 738671900.

The product of its (nonzero) digits is 7350, while the sum is 31.

The square root of 5170703251 is about 71907.6021780729. The cubic root of 5170703251 is about 1729.2184928405.

Adding to 5170703251 its reverse (1523070715), we get a palindrome (6693773966).

The spelling of 5170703251 in words is "five billion, one hundred seventy million, seven hundred three thousand, two hundred fifty-one".