1162871 has 4 divisors (see below), whose sum is σ = 1203000. Its totient is φ = 1122744.

The previous prime is 1162867. The next prime is 1162877. The reversal of 1162871 is 1782611.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1162871 - 2² = 1162867 is a prime.

It is a Duffinian number.

1162871 is a modest number, since divided by 2871 gives 116 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 1162871.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1162877) 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, 20021 + ... + 20078.

It is an arithmetic number, because the mean of its divisors is an integer number (300750).

2^1162871 is an apocalyptic number.

1162871 is a deficient number, since it is larger than the sum of its proper divisors (40129).

1162871 is an equidigital number, since it uses as much as digits as its factorization.

1162871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40128.

The product of its digits is 672, while the sum is 26.

The square root of 1162871 is about 1078.3649660481. The cubic root of 1162871 is about 105.1583702335.

The spelling of 1162871 in words is "one million, one hundred sixty-two thousand, eight hundred seventy-one".