2133427 has 2 divisors, whose sum is σ = 2133428. Its totient is φ = 2133426.

The previous prime is 2133413. The next prime is 2133431. The reversal of 2133427 is 7243312.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2133427 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 2133398 and 2133407.

It is not a weakly prime, because it can be changed into another prime (2133407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1066713 + 1066714.

It is an arithmetic number, because the mean of its divisors is an integer number (1066714).

2^2133427 is an apocalyptic number.

2133427 is a deficient number, since it is larger than the sum of its proper divisors (1).

2133427 is an equidigital number, since it uses as much as digits as its factorization.

2133427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1008, while the sum is 22.

The square root of 2133427 is about 1460.6255509199. The cubic root of 2133427 is about 128.7338019651.

Adding to 2133427 its reverse (7243312), we get a palindrome (9376739).

The spelling of 2133427 in words is "two million, one hundred thirty-three thousand, four hundred twenty-seven".