485223553 has 2 divisors, whose sum is σ = 485223554. Its totient is φ = 485223552.

The previous prime is 485223547. The next prime is 485223569. The reversal of 485223553 is 355322584.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 408363264 + 76860289 = 20208^2 + 8767^2 .

It is a cyclic number.

It is not a de Polignac number, because 485223553 - 2¹⁷ = 485092481 is a prime.

It is equal to p_25617556 and since 485223553 and 25617556 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (485223953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242611776 + 242611777.

It is an arithmetic number, because the mean of its divisors is an integer number (242611777).

Almost surely, 2^485223553 is an apocalyptic number.

It is an amenable number.

485223553 is a deficient number, since it is larger than the sum of its proper divisors (1).

485223553 is an equidigital number, since it uses as much as digits as its factorization.

485223553 is an evil number, because the sum of its binary digits is even.

The product of its digits is 144000, while the sum is 37.

The square root of 485223553 is about 22027.7904702219. The cubic root of 485223553 is about 785.8034982196.

The spelling of 485223553 in words is "four hundred eighty-five million, two hundred twenty-three thousand, five hundred fifty-three".