1105397 has 2 divisors, whose sum is σ = 1105398. Its totient is φ = 1105396.

The previous prime is 1105387. The next prime is 1105427. The reversal of 1105397 is 7935011.

1105397 is nontrivially palindromic in base 5.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1062961 + 42436 = 1031^2 + 206^2 .

It is a cyclic number.

It is not a de Polignac number, because 1105397 - 2⁶ = 1105333 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1105327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 552698 + 552699.

It is an arithmetic number, because the mean of its divisors is an integer number (552699).

2^1105397 is an apocalyptic number.

It is an amenable number.

1105397 is a deficient number, since it is larger than the sum of its proper divisors (1).

1105397 is an equidigital number, since it uses as much as digits as its factorization.

1105397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 945, while the sum is 26.

The square root of 1105397 is about 1051.3786187668. The cubic root of 1105397 is about 103.3965609113.

The spelling of 1105397 in words is "one million, one hundred five thousand, three hundred ninety-seven".