7014521 has 2 divisors, whose sum is σ = 7014522. Its totient is φ = 7014520.

The previous prime is 7014509. The next prime is 7014533. The reversal of 7014521 is 1254107.

It is a balanced prime because it is at equal distance from previous prime (7014509) and next prime (7014533).

It can be written as a sum of positive squares in only one way, i.e., 6996025 + 18496 = 2645^2 + 136^2 .

It is a cyclic number.

It is not a de Polignac number, because 7014521 - 2⁶ = 7014457 is a prime.

It is a Chen prime.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 7014493 and 7014502.

It is not a weakly prime, because it can be changed into another prime (7014541) 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, 3507260 + 3507261.

It is an arithmetic number, because the mean of its divisors is an integer number (3507261).

Almost surely, 2^7014521 is an apocalyptic number.

It is an amenable number.

7014521 is a deficient number, since it is larger than the sum of its proper divisors (1).

7014521 is an equidigital number, since it uses as much as digits as its factorization.

7014521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 280, while the sum is 20.

The square root of 7014521 is about 2648.4941004276. The cubic root of 7014521 is about 191.4253015544.

Adding to 7014521 its reverse (1254107), we get a palindrome (8268628).

The spelling of 7014521 in words is "seven million, fourteen thousand, five hundred twenty-one".