1112022413 has 4 divisors (see below), whose sum is σ = 1112207388. Its totient is φ = 1111837440.

The previous prime is 1112022391. The next prime is 1112022419. The reversal of 1112022413 is 3142202111.

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

It can be written as a sum of positive squares in 2 ways, for example, as 42863209 + 1069159204 = 6547^2 + 32698^2 .

It is a cyclic number.

It is not a de Polignac number, because 1112022413 - 2⁸ = 1112022157 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1112022391 and 1112022400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112022419) 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, 83156 + ... + 95597.

It is an arithmetic number, because the mean of its divisors is an integer number (278051847).

Almost surely, 2^1112022413 is an apocalyptic number.

It is an amenable number.

1112022413 is a deficient number, since it is larger than the sum of its proper divisors (184975).

1112022413 is an equidigital number, since it uses as much as digits as its factorization.

1112022413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184974.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1112022413 is about 33347.0000599754. Note that the first 4 decimals coincide. The cubic root of 1112022413 is about 1036.0272539577.

Adding to 1112022413 its reverse (3142202111), we get a palindrome (4254224524).

It can be divided in two parts, 11120 and 22413, that added together give a palindrome (33533).

The spelling of 1112022413 in words is "one billion, one hundred twelve million, twenty-two thousand, four hundred thirteen".