5315481 has 6 divisors (see below), whose sum is σ = 7677930. Its totient is φ = 3543648.

The previous prime is 5315473. The next prime is 5315483. The reversal of 5315481 is 1845135.

5315481 is a `hidden beast` number, since 531 + 54 + 81 = 666.

It can be written as a sum of positive squares in only one way, i.e., 4347225 + 968256 = 2085^2 + 984^2 .

It is not a de Polignac number, because 5315481 - 2³ = 5315473 is a prime.

It is a super-2 number, since 2×5315481² = 56508676522722, which contains 22 as substring.

5315481 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5315483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 295296 + ... + 295313.

It is an arithmetic number, because the mean of its divisors is an integer number (1279655).

Almost surely, 2^5315481 is an apocalyptic number.

It is an amenable number.

5315481 is a deficient number, since it is larger than the sum of its proper divisors (2362449).

5315481 is a wasteful number, since it uses less digits than its factorization.

5315481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 590615 (or 590612 counting only the distinct ones).

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

The square root of 5315481 is about 2305.5326933271. The cubic root of 5315481 is about 174.5209319094.

It can be divided in two parts, 53154 and 81, that added together give a palindrome (53235).

The spelling of 5315481 in words is "five million, three hundred fifteen thousand, four hundred eighty-one".