2113463 has 4 divisors (see below), whose sum is σ = 2305608. Its totient is φ = 1921320.

The previous prime is 2113459. The next prime is 2113469. The reversal of 2113463 is 3643112.

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

It is a cyclic number.

It is not a de Polignac number, because 2113463 - 2² = 2113459 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96056 + ... + 96077.

It is an arithmetic number, because the mean of its divisors is an integer number (576402).

2^2113463 is an apocalyptic number.

2113463 is a deficient number, since it is larger than the sum of its proper divisors (192145).

2113463 is a wasteful number, since it uses less digits than its factorization.

2113463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192144.

The product of its digits is 432, while the sum is 20.

The square root of 2113463 is about 1453.7754297002. The cubic root of 2113463 is about 128.3309915054.

Adding to 2113463 its reverse (3643112), we get a palindrome (5756575).

The spelling of 2113463 in words is "two million, one hundred thirteen thousand, four hundred sixty-three".