5509873 has 2 divisors, whose sum is σ = 5509874. Its totient is φ = 5509872.

The previous prime is 5509859. The next prime is 5509883. The reversal of 5509873 is 3789055.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3268864 + 2241009 = 1808^2 + 1497^2 .

It is a cyclic number.

It is not a de Polignac number, because 5509873 - 2¹³ = 5501681 is a prime.

It is a super-2 number, since 2×5509873² = 60717400952258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5509883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2754936 + 2754937.

It is an arithmetic number, because the mean of its divisors is an integer number (2754937).

Almost surely, 2^5509873 is an apocalyptic number.

It is an amenable number.

5509873 is a deficient number, since it is larger than the sum of its proper divisors (1).

5509873 is an equidigital number, since it uses as much as digits as its factorization.

5509873 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37800, while the sum is 37.

The square root of 5509873 is about 2347.3118667957. The cubic root of 5509873 is about 176.6229752325.

The spelling of 5509873 in words is "five million, five hundred nine thousand, eight hundred seventy-three".