1162979 has 4 divisors (see below), whose sum is σ = 1184976. Its totient is φ = 1140984.

The previous prime is 1162969. The next prime is 1162981. The reversal of 1162979 is 9792611.

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

It is not a de Polignac number, because 1162979 - 2¹⁶ = 1097443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1162969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10919 + ... + 11024.

It is an arithmetic number, because the mean of its divisors is an integer number (296244).

2^1162979 is an apocalyptic number.

1162979 is a deficient number, since it is larger than the sum of its proper divisors (21997).

1162979 is an equidigital number, since it uses as much as digits as its factorization.

1162979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21996.

The product of its digits is 6804, while the sum is 35.

The square root of 1162979 is about 1078.4150406963. The cubic root of 1162979 is about 105.1616256110.

The spelling of 1162979 in words is "one million, one hundred sixty-two thousand, nine hundred seventy-nine".