2133293 has 2 divisors, whose sum is σ = 2133294. Its totient is φ = 2133292.

The previous prime is 2133289. The next prime is 2133311. The reversal of 2133293 is 3923312.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1646089 + 487204 = 1283^2 + 698^2 .

It is a cyclic number.

It is not a de Polignac number, because 2133293 - 2² = 2133289 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2133253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1066646 + 1066647.

It is an arithmetic number, because the mean of its divisors is an integer number (1066647).

2^2133293 is an apocalyptic number.

It is an amenable number.

2133293 is a deficient number, since it is larger than the sum of its proper divisors (1).

2133293 is an equidigital number, since it uses as much as digits as its factorization.

2133293 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 972, while the sum is 23.

The square root of 2133293 is about 1460.5796794424. The cubic root of 2133293 is about 128.7311066630.

It can be divided in two parts, 21 and 33293, that multiplied together give a triangular number (699153 = T₁₁₈₂).

The spelling of 2133293 in words is "two million, one hundred thirty-three thousand, two hundred ninety-three".