2146253 has 2 divisors, whose sum is σ = 2146254. Its totient is φ = 2146252.

The previous prime is 2146247. The next prime is 2146283. The reversal of 2146253 is 3526412.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1630729 + 515524 = 1277^2 + 718^2 .

It is a cyclic number.

It is not a de Polignac number, because 2146253 - 2¹⁶ = 2080717 is a prime.

It is a Sophie Germain prime.

It is a d-powerful number, because it can be written as 2³ + 1 + 4 + 6⁵ + 2¹³ + 5⁹ + 3¹¹ .

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2146213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1073126 + 1073127.

It is an arithmetic number, because the mean of its divisors is an integer number (1073127).

2^2146253 is an apocalyptic number.

It is an amenable number.

2146253 is a deficient number, since it is larger than the sum of its proper divisors (1).

2146253 is an equidigital number, since it uses as much as digits as its factorization.

2146253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1440, while the sum is 23.

The square root of 2146253 is about 1465.0095562828. The cubic root of 2146253 is about 128.9912659592.

The spelling of 2146253 in words is "two million, one hundred forty-six thousand, two hundred fifty-three".