2133797 has 2 divisors, whose sum is σ = 2133798. Its totient is φ = 2133796.

The previous prime is 2133793. The next prime is 2133799. The reversal of 2133797 is 7973312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1934881 + 198916 = 1391^2 + 446^2 .

It is a cyclic number.

It is not a de Polignac number, because 2133797 - 2² = 2133793 is a prime.

Together with 2133799, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2133793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1066898 + 1066899.

It is an arithmetic number, because the mean of its divisors is an integer number (1066899).

2^2133797 is an apocalyptic number.

It is an amenable number.

2133797 is a deficient number, since it is larger than the sum of its proper divisors (1).

2133797 is an equidigital number, since it uses as much as digits as its factorization.

2133797 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7938, while the sum is 32.

The square root of 2133797 is about 1460.7522034897. The cubic root of 2133797 is about 128.7412436311.

The spelling of 2133797 in words is "two million, one hundred thirty-three thousand, seven hundred ninety-seven".