112803421 has 2 divisors, whose sum is σ = 112803422. Its totient is φ = 112803420.

The previous prime is 112803409. The next prime is 112803433. The reversal of 112803421 is 124308211.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (112803409) and next prime (112803433).

It can be written as a sum of positive squares in only one way, i.e., 57836025 + 54967396 = 7605^2 + 7414^2 .

It is a cyclic number.

It is not a de Polignac number, because 112803421 - 2⁹ = 112802909 is a prime.

It is a super-2 number, since 2×112803421² = 25449223578606482, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 112803392 and 112803401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112803521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56401710 + 56401711.

It is an arithmetic number, because the mean of its divisors is an integer number (56401711).

Almost surely, 2^112803421 is an apocalyptic number.

It is an amenable number.

112803421 is a deficient number, since it is larger than the sum of its proper divisors (1).

112803421 is an equidigital number, since it uses as much as digits as its factorization.

112803421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 22.

The square root of 112803421 is about 10620.8954895527. The cubic root of 112803421 is about 483.1783023462.

The spelling of 112803421 in words is "one hundred twelve million, eight hundred three thousand, four hundred twenty-one".