1195997 has 4 divisors (see below), whose sum is σ = 1304736. Its totient is φ = 1087260.

The previous prime is 1195991. The next prime is 1196003. The reversal of 1195997 is 7995911.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (1195991) and next prime (1196003).

It is a cyclic number.

It is not a de Polignac number, because 1195997 - 2⁸ = 1195741 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1195991) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54353 + ... + 54374.

It is an arithmetic number, because the mean of its divisors is an integer number (326184).

2^1195997 is an apocalyptic number.

It is an amenable number.

1195997 is a deficient number, since it is larger than the sum of its proper divisors (108739).

1195997 is a wasteful number, since it uses less digits than its factorization.

1195997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108738.

The product of its digits is 25515, while the sum is 41.

The square root of 1195997 is about 1093.6164775642. The cubic root of 1195997 is about 106.1475635557.

It can be divided in two parts, 119 and 5997, that added together give a palindrome (6116).

The spelling of 1195997 in words is "one million, one hundred ninety-five thousand, nine hundred ninety-seven".