270945943 has 4 divisors (see below), whose sum is σ = 270989280. Its totient is φ = 270902608.

The previous prime is 270945893. The next prime is 270945973. The reversal of 270945943 is 349549072.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-270945943 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 270945943.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (270945973) 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 in 3 ways as a sum of consecutive naturals, for example, 10303 + ... + 25456.

It is an arithmetic number, because the mean of its divisors is an integer number (67747320).

Almost surely, 2^270945943 is an apocalyptic number.

270945943 is a deficient number, since it is larger than the sum of its proper divisors (43337).

270945943 is an equidigital number, since it uses as much as digits as its factorization.

270945943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43336.

The product of its (nonzero) digits is 272160, while the sum is 43.

The square root of 270945943 is about 16460.4356868219. The cubic root of 270945943 is about 647.0843318349.

The spelling of 270945943 in words is "two hundred seventy million, nine hundred forty-five thousand, nine hundred forty-three".