1197387 has 12 divisors (see below), whose sum is σ = 1740024. Its totient is φ = 793440.

The previous prime is 1197367. The next prime is 1197389. The reversal of 1197387 is 7837911.

It is not a de Polignac number, because 1197387 - 2¹⁸ = 935243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1197389) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1812 + ... + 2382.

It is an arithmetic number, because the mean of its divisors is an integer number (145002).

2^1197387 is an apocalyptic number.

1197387 is a deficient number, since it is larger than the sum of its proper divisors (542637).

1197387 is a wasteful number, since it uses less digits than its factorization.

1197387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 810 (or 807 counting only the distinct ones).

The product of its digits is 10584, while the sum is 36.

The square root of 1197387 is about 1094.2517991760. The cubic root of 1197387 is about 106.1886695648.

The spelling of 1197387 in words is "one million, one hundred ninety-seven thousand, three hundred eighty-seven".