4525321 has 2 divisors, whose sum is σ = 4525322. Its totient is φ = 4525320.

The previous prime is 4525309. The next prime is 4525333. The reversal of 4525321 is 1235254.

It is a balanced prime because it is at equal distance from previous prime (4525309) and next prime (4525333).

It can be written as a sum of positive squares in only one way, i.e., 4260096 + 265225 = 2064^2 + 515^2 .

It is a cyclic number.

It is not a de Polignac number, because 4525321 - 2⁵ = 4525289 is a prime.

4525321 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 4525292 and 4525301.

It is not a weakly prime, because it can be changed into another prime (4525121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2262660 + 2262661.

It is an arithmetic number, because the mean of its divisors is an integer number (2262661).

Almost surely, 2^4525321 is an apocalyptic number.

It is an amenable number.

4525321 is a deficient number, since it is larger than the sum of its proper divisors (1).

4525321 is an equidigital number, since it uses as much as digits as its factorization.

4525321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1200, while the sum is 22.

The square root of 4525321 is about 2127.2801884096. The cubic root of 4525321 is about 165.4054430759.

The spelling of 4525321 in words is "four million, five hundred twenty-five thousand, three hundred twenty-one".