5199281 has 4 divisors (see below), whose sum is σ = 5309952. Its totient is φ = 5088612.

The previous prime is 5199269. The next prime is 5199301. The reversal of 5199281 is 1829915.

5199281 = T₁₉₈ + T₁₉₉ + ... + T₃₃₈.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1829915 = 5 ⋅365983.

It is a cyclic number.

It is not a de Polignac number, because 5199281 - 2¹⁴ = 5182897 is a prime.

It is a super-2 number, since 2×5199281² = 54065045833922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5199221) 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 3 ways as a sum of consecutive naturals, for example, 55265 + ... + 55358.

It is an arithmetic number, because the mean of its divisors is an integer number (1327488).

Almost surely, 2^5199281 is an apocalyptic number.

It is an amenable number.

5199281 is a deficient number, since it is larger than the sum of its proper divisors (110671).

5199281 is a wasteful number, since it uses less digits than its factorization.

5199281 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110670.

The product of its digits is 6480, while the sum is 35.

The square root of 5199281 is about 2280.1931935694. The cubic root of 5199281 is about 173.2398357525.

The spelling of 5199281 in words is "five million, one hundred ninety-nine thousand, two hundred eighty-one".