2129263 has 2 divisors, whose sum is σ = 2129264. Its totient is φ = 2129262.

The previous prime is 2129261. The next prime is 2129279. The reversal of 2129263 is 3629212.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2129263 - 2¹ = 2129261 is a prime.

Together with 2129261, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2129261) 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 as a sum of consecutive naturals, namely, 1064631 + 1064632.

It is an arithmetic number, because the mean of its divisors is an integer number (1064632).

2^2129263 is an apocalyptic number.

2129263 is a deficient number, since it is larger than the sum of its proper divisors (1).

2129263 is an equidigital number, since it uses as much as digits as its factorization.

2129263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1296, while the sum is 25.

The square root of 2129263 is about 1459.1994380481. The cubic root of 2129263 is about 128.6499936635.

The spelling of 2129263 in words is "two million, one hundred twenty-nine thousand, two hundred sixty-three".