2945303 has 2 divisors, whose sum is σ = 2945304. Its totient is φ = 2945302.

The previous prime is 2945291. The next prime is 2945309. The reversal of 2945303 is 3035492.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2945303 - 2⁴ = 2945287 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2945309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1472651 + 1472652.

It is an arithmetic number, because the mean of its divisors is an integer number (1472652).

2^2945303 is an apocalyptic number.

2945303 is a deficient number, since it is larger than the sum of its proper divisors (1).

2945303 is an equidigital number, since it uses as much as digits as its factorization.

2945303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 2945303 is about 1716.1885094593. The cubic root of 2945303 is about 143.3430562481.

The spelling of 2945303 in words is "two million, nine hundred forty-five thousand, three hundred three".