455554441 has 2 divisors, whose sum is σ = 455554442. Its totient is φ = 455554440.

The previous prime is 455554357. The next prime is 455554447. The reversal of 455554441 is 144455554.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 439321600 + 16232841 = 20960^2 + 4029^2 .

It is a cyclic number.

It is not a de Polignac number, because 455554441 - 2²¹ = 453457289 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 455554441.

It is not a weakly prime, because it can be changed into another prime (455554447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227777220 + 227777221.

It is an arithmetic number, because the mean of its divisors is an integer number (227777221).

Almost surely, 2^455554441 is an apocalyptic number.

It is an amenable number.

455554441 is a deficient number, since it is larger than the sum of its proper divisors (1).

455554441 is an equidigital number, since it uses as much as digits as its factorization.

455554441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 160000, while the sum is 37.

The square root of 455554441 is about 21343.7213484434. The cubic root of 455554441 is about 769.4494524089.

It can be divided in two parts, 4555 and 54441, that added together give a triangular number (58996 = T₃₄₃).

The spelling of 455554441 in words is "four hundred fifty-five million, five hundred fifty-four thousand, four hundred forty-one".