7083521 has 2 divisors, whose sum is σ = 7083522. Its totient is φ = 7083520.

The previous prime is 7083499. The next prime is 7083533. The reversal of 7083521 is 1253807.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7075600 + 7921 = 2660^2 + 89^2 .

It is a cyclic number.

It is not a de Polignac number, because 7083521 - 2²² = 2889217 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (7083541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3541760 + 3541761.

It is an arithmetic number, because the mean of its divisors is an integer number (3541761).

Almost surely, 2^7083521 is an apocalyptic number.

It is an amenable number.

7083521 is a deficient number, since it is larger than the sum of its proper divisors (1).

7083521 is an equidigital number, since it uses as much as digits as its factorization.

7083521 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 7083521 is about 2661.4884933060. The cubic root of 7083521 is about 192.0509214618.

The spelling of 7083521 in words is "seven million, eighty-three thousand, five hundred twenty-one".