11440697 has 2 divisors, whose sum is σ = 11440698. Its totient is φ = 11440696.

The previous prime is 11440687. The next prime is 11440699. The reversal of 11440697 is 79604411.

11440697 is digitally balanced in base 2 and base 3, because in such bases 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., 7295401 + 4145296 = 2701^2 + 2036^2 .

It is a cyclic number.

It is not a de Polignac number, because 11440697 - 2⁸ = 11440441 is a prime.

Together with 11440699, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11440699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5720348 + 5720349.

It is an arithmetic number, because the mean of its divisors is an integer number (5720349).

Almost surely, 2^11440697 is an apocalyptic number.

It is an amenable number.

11440697 is a deficient number, since it is larger than the sum of its proper divisors (1).

11440697 is an equidigital number, since it uses as much as digits as its factorization.

11440697 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 11440697 is about 3382.4099396732. The cubic root of 11440697 is about 225.3292102599.

The spelling of 11440697 in words is "eleven million, four hundred forty thousand, six hundred ninety-seven".