5453509 has 2 divisors, whose sum is σ = 5453510. Its totient is φ = 5453508.

The previous prime is 5453501. The next prime is 5453519. The reversal of 5453509 is 9053545.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4502884 + 950625 = 2122^2 + 975^2 .

It is a cyclic number.

It is not a de Polignac number, because 5453509 - 2³ = 5453501 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5453501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2726754 + 2726755.

It is an arithmetic number, because the mean of its divisors is an integer number (2726755).

Almost surely, 2^5453509 is an apocalyptic number.

It is an amenable number.

5453509 is a deficient number, since it is larger than the sum of its proper divisors (1).

5453509 is an equidigital number, since it uses as much as digits as its factorization.

5453509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13500, while the sum is 31.

The square root of 5453509 is about 2335.2749302812. The cubic root of 5453509 is about 176.0186468707.

The spelling of 5453509 in words is "five million, four hundred fifty-three thousand, five hundred nine".