485381383 has 2 divisors, whose sum is σ = 485381384. Its totient is φ = 485381382.

The previous prime is 485381359. The next prime is 485381389. The reversal of 485381383 is 383183584.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 485381383 - 2²¹ = 483284231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (485381389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242690691 + 242690692.

It is an arithmetic number, because the mean of its divisors is an integer number (242690692).

Almost surely, 2^485381383 is an apocalyptic number.

485381383 is a deficient number, since it is larger than the sum of its proper divisors (1).

485381383 is an equidigital number, since it uses as much as digits as its factorization.

485381383 is an evil number, because the sum of its binary digits is even.

The product of its digits is 276480, while the sum is 43.

The square root of 485381383 is about 22031.3726989491. The cubic root of 485381383 is about 785.8886891388. Note that the first 3 decimals are identical.

The spelling of 485381383 in words is "four hundred eighty-five million, three hundred eighty-one thousand, three hundred eighty-three".