455533261 has 2 divisors, whose sum is σ = 455533262. Its totient is φ = 455533260.

The previous prime is 455533237. The next prime is 455533291. The reversal of 455533261 is 162335554.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 449864100 + 5669161 = 21210^2 + 2381^2 .

It is a cyclic number.

It is not a de Polignac number, because 455533261 - 2⁵ = 455533229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (455533291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227766630 + 227766631.

It is an arithmetic number, because the mean of its divisors is an integer number (227766631).

Almost surely, 2^455533261 is an apocalyptic number.

It is an amenable number.

455533261 is a deficient number, since it is larger than the sum of its proper divisors (1).

455533261 is an equidigital number, since it uses as much as digits as its factorization.

455533261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54000, while the sum is 34.

The square root of 455533261 is about 21343.2251780278. The cubic root of 455533261 is about 769.4375276051.

The spelling of 455533261 in words is "four hundred fifty-five million, five hundred thirty-three thousand, two hundred sixty-one".