10767521 has 2 divisors, whose sum is σ = 10767522. Its totient is φ = 10767520.

The previous prime is 10767499. The next prime is 10767551. The reversal of 10767521 is 12576701.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7840000 + 2927521 = 2800^2 + 1711^2 .

It is an emirp because it is prime and its reverse (12576701) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10767521 - 2¹⁴ = 10751137 is a prime.

It is not a weakly prime, because it can be changed into another prime (10767551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5383760 + 5383761.

It is an arithmetic number, because the mean of its divisors is an integer number (5383761).

Almost surely, 2^10767521 is an apocalyptic number.

It is an amenable number.

10767521 is a deficient number, since it is larger than the sum of its proper divisors (1).

10767521 is an equidigital number, since it uses as much as digits as its factorization.

10767521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2940, while the sum is 29.

The square root of 10767521 is about 3281.3901017709. The cubic root of 10767521 is about 220.8200865754.

The spelling of 10767521 in words is "ten million, seven hundred sixty-seven thousand, five hundred twenty-one".