5497021 has 2 divisors, whose sum is σ = 5497022. Its totient is φ = 5497020.

The previous prime is 5497003. The next prime is 5497027. The reversal of 5497021 is 1207945.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5428900 + 68121 = 2330^2 + 261^2 .

It is a cyclic number.

It is not a de Polignac number, because 5497021 - 2¹⁷ = 5365949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5497027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2748510 + 2748511.

It is an arithmetic number, because the mean of its divisors is an integer number (2748511).

Almost surely, 2^5497021 is an apocalyptic number.

It is an amenable number.

5497021 is a deficient number, since it is larger than the sum of its proper divisors (1).

5497021 is an equidigital number, since it uses as much as digits as its factorization.

5497021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 5497021 is about 2344.5726689527. The cubic root of 5497021 is about 176.4855415934.

The spelling of 5497021 in words is "five million, four hundred ninety-seven thousand, twenty-one".