5151731713 has 4 divisors (see below), whose sum is σ = 5277383748. Its totient is φ = 5026079680.

The previous prime is 5151731693. The next prime is 5151731729. The reversal of 5151731713 is 3171371515.

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

It can be written as a sum of positive squares in 2 ways, for example, as 450161089 + 4701570624 = 21217^2 + 68568^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5151731713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5151731113) 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, 62825956 + ... + 62826037.

It is an arithmetic number, because the mean of its divisors is an integer number (1319345937).

Almost surely, 2^5151731713 is an apocalyptic number.

It is an amenable number.

5151731713 is a deficient number, since it is larger than the sum of its proper divisors (125652035).

5151731713 is a wasteful number, since it uses less digits than its factorization.

5151731713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125652034.

The product of its digits is 11025, while the sum is 34.

The square root of 5151731713 is about 71775.5648741269. The cubic root of 5151731713 is about 1727.1010414433.

The spelling of 5151731713 in words is "five billion, one hundred fifty-one million, seven hundred thirty-one thousand, seven hundred thirteen".