1112256623 has 4 divisors (see below), whose sum is σ = 1112331528. Its totient is φ = 1112181720.

The previous prime is 1112256589. The next prime is 1112256647. The reversal of 1112256623 is 3266522111.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1112256623 - 2⁸ = 1112256367 is a prime.

It is a super-2 number, since 2×1112256623² = 2474229590814728258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112256653) 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, 6836 + ... + 47657.

It is an arithmetic number, because the mean of its divisors is an integer number (278082882).

Almost surely, 2^1112256623 is an apocalyptic number.

1112256623 is a deficient number, since it is larger than the sum of its proper divisors (74905).

1112256623 is an equidigital number, since it uses as much as digits as its factorization.

1112256623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74904.

The product of its digits is 4320, while the sum is 29.

The square root of 1112256623 is about 33350.5115852816. The cubic root of 1112256623 is about 1036.0999835799.

Adding to 1112256623 its reverse (3266522111), we get a palindrome (4378778734).

The spelling of 1112256623 in words is "one billion, one hundred twelve million, two hundred fifty-six thousand, six hundred twenty-three".