455085481 has 2 divisors, whose sum is σ = 455085482. Its totient is φ = 455085480.

The previous prime is 455085457. The next prime is 455085509. The reversal of 455085481 is 184580554.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 228281881 + 226803600 = 15109^2 + 15060^2 .

It is a cyclic number.

It is not a de Polignac number, because 455085481 - 2¹⁵ = 455052713 is a prime.

It is a super-2 number, since 2×455085481² = 414205590034002722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (455085451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227542740 + 227542741.

It is an arithmetic number, because the mean of its divisors is an integer number (227542741).

Almost surely, 2^455085481 is an apocalyptic number.

It is an amenable number.

455085481 is a deficient number, since it is larger than the sum of its proper divisors (1).

455085481 is an equidigital number, since it uses as much as digits as its factorization.

455085481 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 128000, while the sum is 40.

The square root of 455085481 is about 21332.7326191466. The cubic root of 455085481 is about 769.1853310999.

The spelling of 455085481 in words is "four hundred fifty-five million, eighty-five thousand, four hundred eighty-one".