1306133 has 2 divisors, whose sum is σ = 1306134. Its totient is φ = 1306132.

The previous prime is 1306121. The next prime is 1306139. The reversal of 1306133 is 3316031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 925444 + 380689 = 962^2 + 617^2 .

It is a cyclic number.

It is not a de Polignac number, because 1306133 - 2⁶ = 1306069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1306139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 653066 + 653067.

It is an arithmetic number, because the mean of its divisors is an integer number (653067).

2^1306133 is an apocalyptic number.

It is an amenable number.

1306133 is a deficient number, since it is larger than the sum of its proper divisors (1).

1306133 is an equidigital number, since it uses as much as digits as its factorization.

1306133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 17.

The square root of 1306133 is about 1142.8617589192. The cubic root of 1306133 is about 109.3106476414.

The spelling of 1306133 in words is "one million, three hundred six thousand, one hundred thirty-three".