2134243 has 2 divisors, whose sum is σ = 2134244. Its totient is φ = 2134242.

The previous prime is 2134241. The next prime is 2134247. The reversal of 2134243 is 3424312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2134243 - 2¹ = 2134241 is a prime.

Together with 2134241, it forms a pair of twin primes.

It is a d-powerful number, because it can be written as 2¹⁵ + 1 + 3⁴ + 4³ + 2²¹ + 4⁶ + 3⁴ .

It is a self number, because there is not a number n which added to its sum of digits gives 2134243.

It is not a weakly prime, because it can be changed into another prime (2134241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1067121 + 1067122.

It is an arithmetic number, because the mean of its divisors is an integer number (1067122).

2^2134243 is an apocalyptic number.

2134243 is a deficient number, since it is larger than the sum of its proper divisors (1).

2134243 is an equidigital number, since it uses as much as digits as its factorization.

2134243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 576, while the sum is 19.

The square root of 2134243 is about 1460.9048565872. The cubic root of 2134243 is about 128.7502127121.

Adding to 2134243 its reverse (3424312), we get a palindrome (5558555).

The spelling of 2134243 in words is "two million, one hundred thirty-four thousand, two hundred forty-three".