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1122313 = 4723879

1122313 has 4 divisors (see below), whose sum is σ = 1146240. Its totient is φ = 1098388.

The previous prime is 1122287. The next prime is 1122367. The reversal of 1122313 is 3132211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1122313 - 25 = 1122281 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1122293 and 1122302.

It is not an unprimeable number, because it can be changed into a prime (1122113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11893 + ... + 11986.

It is an arithmetic number, because the mean of its divisors is an integer number (286560).

21122313 is an apocalyptic number.

It is an amenable number.

1122313 is a deficient number, since it is larger than the sum of its proper divisors (23927).

1122313 is an equidigital number, since it uses as much as digits as its factorization.

1122313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23926.

The product of its digits is 36, while the sum is 13.

The square root of 1122313 is about 1059.3927505888. The cubic root of 1122313 is about 103.9213223975.

Adding to 1122313 its reverse (3132211), we get a palindrome (4254524).

It can be divided in two parts, 11223 and 13, that added together give a square (11236 = 1062).

The spelling of 1122313 in words is "one million, one hundred twenty-two thousand, three hundred thirteen".

Divisors: 1 47 23879 1122313