1197285 has 16 divisors (see below), whose sum is σ = 2016960. Its totient is φ = 604800.

The previous prime is 1197281. The next prime is 1197289. The reversal of 1197285 is 5827911.

It is an interprime number because it is at equal distance from previous prime (1197281) and next prime (1197289).

It is not a de Polignac number, because 1197285 - 2² = 1197281 is a prime.

It is a Curzon number.

1197285 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1197281) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1816 + ... + 2385.

It is an arithmetic number, because the mean of its divisors is an integer number (126060).

2^1197285 is an apocalyptic number.

1197285 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1197285 is a deficient number, since it is larger than the sum of its proper divisors (819675).

1197285 is a wasteful number, since it uses less digits than its factorization.

1197285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4228.

The product of its digits is 5040, while the sum is 33.

The square root of 1197285 is about 1094.2051909948. The cubic root of 1197285 is about 106.1856542345.

The spelling of 1197285 in words is "one million, one hundred ninety-seven thousand, two hundred eighty-five".