549740383 has 2 divisors, whose sum is σ = 549740384. Its totient is φ = 549740382.

The previous prime is 549740369. The next prime is 549740393. The reversal of 549740383 is 383047945.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 549740383 - 2²¹ = 547643231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (549740353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 274870191 + 274870192.

It is an arithmetic number, because the mean of its divisors is an integer number (274870192).

Almost surely, 2^549740383 is an apocalyptic number.

549740383 is a deficient number, since it is larger than the sum of its proper divisors (1).

549740383 is an equidigital number, since it uses as much as digits as its factorization.

549740383 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 362880, while the sum is 43.

The square root of 549740383 is about 23446.5430927461. The cubic root of 549740383 is about 819.1923353233.

The spelling of 549740383 in words is "five hundred forty-nine million, seven hundred forty thousand, three hundred eighty-three".