11526997 has 2 divisors, whose sum is σ = 11526998. Its totient is φ = 11526996.

The previous prime is 11526989. The next prime is 11527001. The reversal of 11526997 is 79962511.

11526997 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., 11464996 + 62001 = 3386^2 + 249^2 .

It is an emirp because it is prime and its reverse (79962511) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11526997 - 2³ = 11526989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11526497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5763498 + 5763499.

It is an arithmetic number, because the mean of its divisors is an integer number (5763499).

Almost surely, 2^11526997 is an apocalyptic number.

It is an amenable number.

11526997 is a deficient number, since it is larger than the sum of its proper divisors (1).

11526997 is an equidigital number, since it uses as much as digits as its factorization.

11526997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34020, while the sum is 40.

The square root of 11526997 is about 3395.1431486758. The cubic root of 11526997 is about 225.8943628791.

The spelling of 11526997 in words is "eleven million, five hundred twenty-six thousand, nine hundred ninety-seven".