5453521 has 2 divisors, whose sum is σ = 5453522. Its totient is φ = 5453520.

The previous prime is 5453519. The next prime is 5453531. The reversal of 5453521 is 1253545.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5452225 + 1296 = 2335^2 + 36^2 .

It is a cyclic number.

It is not a de Polignac number, because 5453521 - 2¹ = 5453519 is a prime.

Together with 5453519, it forms a pair of twin primes.

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, 2726760 + 2726761.

It is an arithmetic number, because the mean of its divisors is an integer number (2726761).

Almost surely, 2^5453521 is an apocalyptic number.

It is an amenable number.

5453521 is a deficient number, since it is larger than the sum of its proper divisors (1).

5453521 is an equidigital number, since it uses as much as digits as its factorization.

5453521 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3000, while the sum is 25.

The square root of 5453521 is about 2335.2774995704. The cubic root of 5453521 is about 176.0187759755.

The spelling of 5453521 in words is "five million, four hundred fifty-three thousand, five hundred twenty-one".