6625453 has 2 divisors, whose sum is σ = 6625454. Its totient is φ = 6625452.

The previous prime is 6625447. The next prime is 6625459. The reversal of 6625453 is 3545266.

It is a balanced prime because it is at equal distance from previous prime (6625447) and next prime (6625459).

It can be written as a sum of positive squares in only one way, i.e., 5745609 + 879844 = 2397^2 + 938^2 .

It is a cyclic number.

It is not a de Polignac number, because 6625453 - 2⁹ = 6624941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6625459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3312726 + 3312727.

It is an arithmetic number, because the mean of its divisors is an integer number (3312727).

Almost surely, 2^6625453 is an apocalyptic number.

It is an amenable number.

6625453 is a deficient number, since it is larger than the sum of its proper divisors (1).

6625453 is an equidigital number, since it uses as much as digits as its factorization.

6625453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21600, while the sum is 31.

The square root of 6625453 is about 2573.9955322417. The cubic root of 6625453 is about 187.8185683618.

The spelling of 6625453 in words is "six million, six hundred twenty-five thousand, four hundred fifty-three".