1011697 has 2 divisors, whose sum is σ = 1011698. Its totient is φ = 1011696.

The previous prime is 1011677. The next prime is 1011719. The reversal of 1011697 is 7961101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 817216 + 194481 = 904^2 + 441^2 .

It is an emirp because it is prime and its reverse (7961101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1011697 - 2¹¹ = 1009649 is a prime.

It is not a weakly prime, because it can be changed into another prime (1011667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505848 + 505849.

It is an arithmetic number, because the mean of its divisors is an integer number (505849).

2^1011697 is an apocalyptic number.

It is an amenable number.

1011697 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011697 is an equidigital number, since it uses as much as digits as its factorization.

1011697 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 378, while the sum is 25.

The square root of 1011697 is about 1005.8314968224. The cubic root of 1011697 is about 100.3883895824.

Adding to 1011697 its reverse (7961101), we get a palindrome (8972798).

The spelling of 1011697 in words is "one million, eleven thousand, six hundred ninety-seven".