11067521 has 2 divisors, whose sum is σ = 11067522. Its totient is φ = 11067520.

The previous prime is 11067503. The next prime is 11067541. The reversal of 11067521 is 12576011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10817521 + 250000 = 3289^2 + 500^2 .

It is a cyclic number.

It is not a de Polignac number, because 11067521 - 2¹⁴ = 11051137 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11067541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5533760 + 5533761.

It is an arithmetic number, because the mean of its divisors is an integer number (5533761).

Almost surely, 2^11067521 is an apocalyptic number.

It is an amenable number.

11067521 is a deficient number, since it is larger than the sum of its proper divisors (1).

11067521 is an equidigital number, since it uses as much as digits as its factorization.

11067521 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 420, while the sum is 23.

The square root of 11067521 is about 3326.7883912266. The cubic root of 11067521 is about 222.8521276970.

The spelling of 11067521 in words is "eleven million, sixty-seven thousand, five hundred twenty-one".