5137116823 has 4 divisors (see below), whose sum is σ = 5137265488. Its totient is φ = 5136968160.

The previous prime is 5137116821. The next prime is 5137116833. The reversal of 5137116823 is 3286117315.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 5137116823 - 2¹ = 5137116821 is a prime.

It is a super-2 number, since 2×5137116823² = 52779938506299226658, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5137116821) 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, 7615 + ... + 101647.

It is an arithmetic number, because the mean of its divisors is an integer number (1284316372).

Almost surely, 2^5137116823 is an apocalyptic number.

5137116823 is a deficient number, since it is larger than the sum of its proper divisors (148665).

5137116823 is an equidigital number, since it uses as much as digits as its factorization.

5137116823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148664.

The product of its digits is 30240, while the sum is 37.

The square root of 5137116823 is about 71673.6829177907. The cubic root of 5137116823 is about 1725.4662967371.

The spelling of 5137116823 in words is "five billion, one hundred thirty-seven million, one hundred sixteen thousand, eight hundred twenty-three".