5081409 has 12 divisors (see below), whose sum is σ = 7593300. Its totient is φ = 3270624.

The previous prime is 5081407. The next prime is 5081437. The reversal of 5081409 is 9041805.

It can be written as a sum of positive squares in 2 ways, for example, as 2259009 + 2822400 = 1503^2 + 1680^2 .

It is not a de Polignac number, because 5081409 - 2¹ = 5081407 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5081407) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9474 + ... + 9995.

It is an arithmetic number, because the mean of its divisors is an integer number (632775).

Almost surely, 2^5081409 is an apocalyptic number.

It is an amenable number.

5081409 is a deficient number, since it is larger than the sum of its proper divisors (2511891).

5081409 is a wasteful number, since it uses less digits than its factorization.

5081409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19504 (or 19501 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 5081409 is about 2254.1980835765. The cubic root of 5081409 is about 171.9206525121.

The spelling of 5081409 in words is "five million, eighty-one thousand, four hundred nine".