5135481 has 20 divisors (see below), whose sum is σ = 8263332. Its totient is φ = 3159648.

The previous prime is 5135443. The next prime is 5135503. The reversal of 5135481 is 1845315.

It can be written as a sum of positive squares in 2 ways, for example, as 1071225 + 4064256 = 1035^2 + 2016^2 .

It is not a de Polignac number, because 5135481 - 2¹⁰ = 5134457 is a prime.

It is a super-2 number, since 2×5135481² = 52746330202722, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5135401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1386 + ... + 3491.

Almost surely, 2^5135481 is an apocalyptic number.

It is an amenable number.

5135481 is a deficient number, since it is larger than the sum of its proper divisors (3127851).

5135481 is a wasteful number, since it uses less digits than its factorization.

5135481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4902 (or 4893 counting only the distinct ones).

The product of its digits is 2400, while the sum is 27.

The square root of 5135481 is about 2266.1599678752. The cubic root of 5135481 is about 172.5283129330.

The spelling of 5135481 in words is "five million, one hundred thirty-five thousand, four hundred eighty-one".