5512009 has 2 divisors, whose sum is σ = 5512010. Its totient is φ = 5512008.

The previous prime is 5512007. The next prime is 5512043. The reversal of 5512009 is 9002155.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5508409 + 3600 = 2347^2 + 60^2 .

It is a cyclic number.

It is not a de Polignac number, because 5512009 - 2¹ = 5512007 is a prime.

Together with 5512007, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (5512007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2756004 + 2756005.

It is an arithmetic number, because the mean of its divisors is an integer number (2756005).

Almost surely, 2^5512009 is an apocalyptic number.

It is an amenable number.

5512009 is a deficient number, since it is larger than the sum of its proper divisors (1).

5512009 is an equidigital number, since it uses as much as digits as its factorization.

5512009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 450, while the sum is 22.

The square root of 5512009 is about 2347.7668112485. The cubic root of 5512009 is about 176.6457959602.

The spelling of 5512009 in words is "five million, five hundred twelve thousand, nine".