5321281 has 4 divisors (see below), whose sum is σ = 6081472. Its totient is φ = 4561092.

The previous prime is 5321263. The next prime is 5321299. The reversal of 5321281 is 1821235.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (5321263) and next prime (5321299).

It is a cyclic number.

It is not a de Polignac number, because 5321281 - 2¹⁹ = 4796993 is a prime.

It is a super-2 number, since 2×5321281² = 56632062961922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5381281) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 380085 + ... + 380098.

It is an arithmetic number, because the mean of its divisors is an integer number (1520368).

Almost surely, 2^5321281 is an apocalyptic number.

It is an amenable number.

5321281 is a deficient number, since it is larger than the sum of its proper divisors (760191).

5321281 is an equidigital number, since it uses as much as digits as its factorization.

5321281 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 760190.

The product of its digits is 480, while the sum is 22.

The square root of 5321281 is about 2306.7901941876. The cubic root of 5321281 is about 174.5843851488.

The spelling of 5321281 in words is "five million, three hundred twenty-one thousand, two hundred eighty-one".