1204117 has 2 divisors, whose sum is σ = 1204118. Its totient is φ = 1204116.

The previous prime is 1204103. The next prime is 1204139. The reversal of 1204117 is 7114021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 998001 + 206116 = 999^2 + 454^2 .

It is a cyclic number.

It is not a de Polignac number, because 1204117 - 2¹⁹ = 679829 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1204117.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1201117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 602058 + 602059.

It is an arithmetic number, because the mean of its divisors is an integer number (602059).

2^1204117 is an apocalyptic number.

It is an amenable number.

1204117 is a deficient number, since it is larger than the sum of its proper divisors (1).

1204117 is an equidigital number, since it uses as much as digits as its factorization.

1204117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56, while the sum is 16.

The square root of 1204117 is about 1097.3226508188. The cubic root of 1204117 is about 106.3872450178.

Adding to 1204117 its reverse (7114021), we get a palindrome (8318138).

The spelling of 1204117 in words is "one million, two hundred four thousand, one hundred seventeen".