2133563 has 2 divisors, whose sum is σ = 2133564. Its totient is φ = 2133562.

The previous prime is 2133541. The next prime is 2133587. The reversal of 2133563 is 3653312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2133563 - 2¹⁰ = 2132539 is a prime.

It is a d-powerful number, because it can be written as 2³ + 1 + 3² + 3¹² + 5 + 6⁵ + 3¹³ .

It is not a weakly prime, because it can be changed into another prime (2133533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1066781 + 1066782.

It is an arithmetic number, because the mean of its divisors is an integer number (1066782).

2^2133563 is an apocalyptic number.

2133563 is a deficient number, since it is larger than the sum of its proper divisors (1).

2133563 is an equidigital number, since it uses as much as digits as its factorization.

2133563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1620, while the sum is 23.

The square root of 2133563 is about 1460.6721055733. The cubic root of 2133563 is about 128.7365373802.

Adding to 2133563 its reverse (3653312), we get a palindrome (5786875).

The spelling of 2133563 in words is "two million, one hundred thirty-three thousand, five hundred sixty-three".