485381441 has 2 divisors, whose sum is σ = 485381442. Its totient is φ = 485381440.

The previous prime is 485381431. The next prime is 485381447. The reversal of 485381441 is 144183584.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 253733041 + 231648400 = 15929^2 + 15220^2 .

It is a cyclic number.

It is not a de Polignac number, because 485381441 - 2¹⁴ = 485365057 is a prime.

It is equal to p_25625495 and since 485381441 and 25625495 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 485381395 and 485381404.

It is not a weakly prime, because it can be changed into another prime (485381447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242690720 + 242690721.

It is an arithmetic number, because the mean of its divisors is an integer number (242690721).

Almost surely, 2^485381441 is an apocalyptic number.

It is an amenable number.

485381441 is a deficient number, since it is larger than the sum of its proper divisors (1).

485381441 is an equidigital number, since it uses as much as digits as its factorization.

485381441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 61440, while the sum is 38.

The square root of 485381441 is about 22031.3740152538. The cubic root of 485381441 is about 785.8887204417. Note that the first 3 decimals are identical.

The spelling of 485381441 in words is "four hundred eighty-five million, three hundred eighty-one thousand, four hundred forty-one".