455361281 has 2 divisors, whose sum is σ = 455361282. Its totient is φ = 455361280.

The previous prime is 455361259. The next prime is 455361287. The reversal of 455361281 is 182163554.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 275560000 + 179801281 = 16600^2 + 13409^2 .

It is a cyclic number.

It is not a de Polignac number, because 455361281 - 2⁶ = 455361217 is a prime.

It is a super-2 number, since 2×455361281² = 414707792467921922, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (455361287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227680640 + 227680641.

It is an arithmetic number, because the mean of its divisors is an integer number (227680641).

Almost surely, 2^455361281 is an apocalyptic number.

It is an amenable number.

455361281 is a deficient number, since it is larger than the sum of its proper divisors (1).

455361281 is an equidigital number, since it uses as much as digits as its factorization.

455361281 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28800, while the sum is 35.

The square root of 455361281 is about 21339.1958845688. The cubic root of 455361281 is about 769.3406854104.

The spelling of 455361281 in words is "four hundred fifty-five million, three hundred sixty-one thousand, two hundred eighty-one".