1170071 has 6 divisors (see below), whose sum is σ = 1361160. Its totient is φ = 1002876.

The previous prime is 1170067. The next prime is 1170089. The reversal of 1170071 is 1700711.

It is not a de Polignac number, because 1170071 - 2² = 1170067 is a prime.

It is a super-2 number, since 2×1170071² = 2738132290082, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1170011) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11891 + ... + 11988.

It is an arithmetic number, because the mean of its divisors is an integer number (226860).

2^1170071 is an apocalyptic number.

1170071 is a deficient number, since it is larger than the sum of its proper divisors (191089).

1170071 is an equidigital number, since it uses as much as digits as its factorization.

1170071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23893 (or 23886 counting only the distinct ones).

The product of its (nonzero) digits is 49, while the sum is 17.

The square root of 1170071 is about 1081.6982019029. The cubic root of 1170071 is about 105.3749557329.

Adding to 1170071 its reverse (1700711), we get a palindrome (2870782).

The spelling of 1170071 in words is "one million, one hundred seventy thousand, seventy-one".