2133743 has 2 divisors, whose sum is σ = 2133744. Its totient is φ = 2133742.

The previous prime is 2133739. The next prime is 2133773. The reversal of 2133743 is 3473312.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2133743 - 2² = 2133739 is a prime.

It is an Ulam number.

It is a d-powerful number, because it can be written as 2²¹ + 1 + 3 + 3⁴ + 7⁵ + 4² + 3⁹ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2133713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1066871 + 1066872.

It is an arithmetic number, because the mean of its divisors is an integer number (1066872).

2^2133743 is an apocalyptic number.

2133743 is a deficient number, since it is larger than the sum of its proper divisors (1).

2133743 is an equidigital number, since it uses as much as digits as its factorization.

2133743 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1512, while the sum is 23.

The square root of 2133743 is about 1460.7337197450. The cubic root of 2133743 is about 128.7401576037.

The spelling of 2133743 in words is "two million, one hundred thirty-three thousand, seven hundred forty-three".