5025521 has 2 divisors, whose sum is σ = 5025522. Its totient is φ = 5025520.

The previous prime is 5025509. The next prime is 5025529. The reversal of 5025521 is 1255205.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5017600 + 7921 = 2240^2 + 89^2 .

It is a cyclic number.

It is not a de Polignac number, because 5025521 - 2²² = 831217 is a prime.

It is a super-2 number, since 2×5025521² = 50511722642882, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5025493 and 5025502.

It is not a weakly prime, because it can be changed into another prime (5025529) 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, 2512760 + 2512761.

It is an arithmetic number, because the mean of its divisors is an integer number (2512761).

Almost surely, 2^5025521 is an apocalyptic number.

It is an amenable number.

5025521 is a deficient number, since it is larger than the sum of its proper divisors (1).

5025521 is an equidigital number, since it uses as much as digits as its factorization.

5025521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 500, while the sum is 20.

The square root of 5025521 is about 2241.7673831154. The cubic root of 5025521 is about 171.2880363768.

The spelling of 5025521 in words is "five million, twenty-five thousand, five hundred twenty-one".