2133773 has 2 divisors, whose sum is σ = 2133774. Its totient is φ = 2133772.

The previous prime is 2133743. The next prime is 2133793. The reversal of 2133773 is 3773312.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1283689 + 850084 = 1133^2 + 922^2 .

It is a cyclic number.

It is not a de Polignac number, because 2133773 - 2¹⁰ = 2132749 is a prime.

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, 1066886 + 1066887.

It is an arithmetic number, because the mean of its divisors is an integer number (1066887).

2^2133773 is an apocalyptic number.

It is an amenable number.

2133773 is a deficient number, since it is larger than the sum of its proper divisors (1).

2133773 is an equidigital number, since it uses as much as digits as its factorization.

2133773 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2646, while the sum is 26.

The square root of 2133773 is about 1460.7439885209. The cubic root of 2133773 is about 128.7407609545.

It can be divided in two parts, 2 and 133773, that multiplied together give a triangular number (267546 = T₇₃₁).

The spelling of 2133773 in words is "two million, one hundred thirty-three thousand, seven hundred seventy-three".