1179971 has 8 divisors (see below), whose sum is σ = 1281840. Its totient is φ = 1079712.

The previous prime is 1179961. The next prime is 1179973. The reversal of 1179971 is 1799711.

It is a happy number.

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 1179971 - 2⁶ = 1179907 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 (1179973) 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, 1481 + ... + 2133.

It is an arithmetic number, because the mean of its divisors is an integer number (160230).

2^1179971 is an apocalyptic number.

1179971 is a deficient number, since it is larger than the sum of its proper divisors (101869).

1179971 is a wasteful number, since it uses less digits than its factorization.

1179971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 805.

The product of its digits is 3969, while the sum is 35.

The square root of 1179971 is about 1086.2647007060. The cubic root of 1179971 is about 105.6713148427.

The spelling of 1179971 in words is "one million, one hundred seventy-nine thousand, nine hundred seventy-one".