5185421135 has 4 divisors (see below), whose sum is σ = 6222505368. Its totient is φ = 4148336904.

The previous prime is 5185421113. The next prime is 5185421159. The reversal of 5185421135 is 5311245815.

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

It is a cyclic number.

It is not a de Polignac number, because 5185421135 - 2⁸ = 5185420879 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5185421095 and 5185421104.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 518542109 + ... + 518542118.

It is an arithmetic number, because the mean of its divisors is an integer number (1555626342).

Almost surely, 2^5185421135 is an apocalyptic number.

5185421135 is a deficient number, since it is larger than the sum of its proper divisors (1037084233).

5185421135 is a wasteful number, since it uses less digits than its factorization.

5185421135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1037084232.

The product of its digits is 24000, while the sum is 35.

The square root of 5185421135 is about 72009.8683167800. The cubic root of 5185421135 is about 1730.8576204860.

The spelling of 5185421135 in words is "five billion, one hundred eighty-five million, four hundred twenty-one thousand, one hundred thirty-five".