1204397 has 2 divisors, whose sum is σ = 1204398. Its totient is φ = 1204396.

The previous prime is 1204369. The next prime is 1204409. The reversal of 1204397 is 7934021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 857476 + 346921 = 926^2 + 589^2 .

It is a cyclic number.

It is not a de Polignac number, because 1204397 - 2⁸ = 1204141 is a prime.

It is equal to p₉₃₂₃₉ and since 1204397 and 93239 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1204337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 602198 + 602199.

It is an arithmetic number, because the mean of its divisors is an integer number (602199).

2^1204397 is an apocalyptic number.

It is an amenable number.

1204397 is a deficient number, since it is larger than the sum of its proper divisors (1).

1204397 is an equidigital number, since it uses as much as digits as its factorization.

1204397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 1204397 is about 1097.4502266618. The cubic root of 1204397 is about 106.3954906507.

The spelling of 1204397 in words is "one million, two hundred four thousand, three hundred ninety-seven".