1179955 has 8 divisors (see below), whose sum is σ = 1618272. Its totient is φ = 809088.

The previous prime is 1179947. The next prime is 1179961. The reversal of 1179955 is 5599711.

It is a happy number.

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

It is not a de Polignac number, because 1179955 - 2³ = 1179947 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16822 + ... + 16891.

It is an arithmetic number, because the mean of its divisors is an integer number (202284).

2^1179955 is an apocalyptic number.

1179955 is a deficient number, since it is larger than the sum of its proper divisors (438317).

1179955 is an equidigital number, since it uses as much as digits as its factorization.

1179955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33725.

The product of its digits is 14175, while the sum is 37.

The square root of 1179955 is about 1086.2573359936. The cubic root of 1179955 is about 105.6708372184.

The spelling of 1179955 in words is "one million, one hundred seventy-nine thousand, nine hundred fifty-five".