11520697 has 2 divisors, whose sum is σ = 11520698. Its totient is φ = 11520696.

The previous prime is 11520683. The next prime is 11520701. The reversal of 11520697 is 79602511.

11520697 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6610041 + 4910656 = 2571^2 + 2216^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11520697 is a prime.

It is equal to p₇₅₈₅₃₃ and since 11520697 and 758533 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (11520617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5760348 + 5760349.

It is an arithmetic number, because the mean of its divisors is an integer number (5760349).

Almost surely, 2^11520697 is an apocalyptic number.

It is an amenable number.

11520697 is a deficient number, since it is larger than the sum of its proper divisors (1).

11520697 is an equidigital number, since it uses as much as digits as its factorization.

11520697 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 31.

The square root of 11520697 is about 3394.2152259396. The cubic root of 11520697 is about 225.8532017154.

The spelling of 11520697 in words is "eleven million, five hundred twenty thousand, six hundred ninety-seven".