5243381481 has 32 divisors (see below), whose sum is σ = 7754295808. Its totient is φ = 3130617600.

The previous prime is 5243381471. The next prime is 5243381497. The reversal of 5243381481 is 1841833425.

It is not a de Polignac number, because 5243381481 - 2⁵ = 5243381449 is a prime.

It is a super-2 number, since 2×5243381481² = 54986098710587506722, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5243381411) 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 31 ways as a sum of consecutive naturals, for example, 524631 + ... + 534531.

It is an arithmetic number, because the mean of its divisors is an integer number (242321744).

Almost surely, 2^5243381481 is an apocalyptic number.

It is an amenable number.

5243381481 is a deficient number, since it is larger than the sum of its proper divisors (2510914327).

5243381481 is a wasteful number, since it uses less digits than its factorization.

5243381481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10321.

The product of its digits is 92160, while the sum is 39.

The square root of 5243381481 is about 72411.1972073380. The cubic root of 5243381481 is about 1737.2826613990.

The spelling of 5243381481 in words is "five billion, two hundred forty-three million, three hundred eighty-one thousand, four hundred eighty-one".