1179997 has 8 divisors (see below), whose sum is σ = 1452416. Its totient is φ = 933552.

The previous prime is 1179991. The next prime is 1180009. The reversal of 1179997 is 7999711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1179997 - 2³ = 1179989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1179991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6393 + ... + 6574.

It is an arithmetic number, because the mean of its divisors is an integer number (181552).

2^1179997 is an apocalyptic number.

It is an amenable number.

1179997 is a deficient number, since it is larger than the sum of its proper divisors (272419).

1179997 is a wasteful number, since it uses less digits than its factorization.

1179997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12987.

The product of its digits is 35721, while the sum is 43.

The square root of 1179997 is about 1086.2766682572. The cubic root of 1179997 is about 105.6720909731.

It can be divided in two parts, 11 and 79997, that added together give a palindrome (80008).

The spelling of 1179997 in words is "one million, one hundred seventy-nine thousand, nine hundred ninety-seven".