1162279 has 2 divisors, whose sum is σ = 1162280. Its totient is φ = 1162278.

The previous prime is 1162277. The next prime is 1162297. The reversal of 1162279 is 9722611.

It is a happy number.

Together with next prime (1162297) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is an emirp because it is prime and its reverse (9722611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1162279 - 2¹ = 1162277 is a prime.

Together with 1162277, it forms a pair of twin primes.

1162279 is a lucky number.

It is equal to p₉₀₁₉₉ and since 1162279 and 90199 have the same sum of digits, it is a Honaker prime.

It is a plaindrome in base 14.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1162277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 581139 + 581140.

It is an arithmetic number, because the mean of its divisors is an integer number (581140).

2^1162279 is an apocalyptic number.

1162279 is a deficient number, since it is larger than the sum of its proper divisors (1).

1162279 is an equidigital number, since it uses as much as digits as its factorization.

1162279 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1512, while the sum is 28.

The square root of 1162279 is about 1078.0904414751. The cubic root of 1162279 is about 105.1405223603.

It can be divided in two parts, 1162 and 279, that added together give a palindrome (1441).

The spelling of 1162279 in words is "one million, one hundred sixty-two thousand, two hundred seventy-nine".