2112463 has 4 divisors (see below), whose sum is σ = 2142288. Its totient is φ = 2082640.

The previous prime is 2112419. The next prime is 2112469. The reversal of 2112463 is 3642112.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2112463 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2112463.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112469) 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, 14806 + ... + 14947.

It is an arithmetic number, because the mean of its divisors is an integer number (535572).

2^2112463 is an apocalyptic number.

2112463 is a deficient number, since it is larger than the sum of its proper divisors (29825).

2112463 is an equidigital number, since it uses as much as digits as its factorization.

2112463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29824.

The product of its digits is 288, while the sum is 19.

The square root of 2112463 is about 1453.4314569322. The cubic root of 2112463 is about 128.3107480729.

Adding to 2112463 its reverse (3642112), we get a palindrome (5754575).

The spelling of 2112463 in words is "two million, one hundred twelve thousand, four hundred sixty-three".