5291135823 has 8 divisors (see below), whose sum is σ = 7055341488. Its totient is φ = 3527177024.

The previous prime is 5291135821. The next prime is 5291135833. The reversal of 5291135823 is 3285311925.

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

It is a cyclic number.

It is not a de Polignac number, because 5291135823 - 2¹ = 5291135821 is a prime.

It is a super-2 number, since 2×5291135823² = 55992236594867774658, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5291135821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3990 + ... + 102947.

It is an arithmetic number, because the mean of its divisors is an integer number (881917686).

Almost surely, 2^5291135823 is an apocalyptic number.

5291135823 is a deficient number, since it is larger than the sum of its proper divisors (1764205665).

5291135823 is a wasteful number, since it uses less digits than its factorization.

5291135823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123433.

The product of its digits is 64800, while the sum is 39.

The square root of 5291135823 is about 72740.1939989164. The cubic root of 5291135823 is about 1742.5408581587.

The spelling of 5291135823 in words is "five billion, two hundred ninety-one million, one hundred thirty-five thousand, eight hundred twenty-three".