554455441 has 2 divisors, whose sum is σ = 554455442. Its totient is φ = 554455440.

The previous prime is 554455439. The next prime is 554455469. The reversal of 554455441 is 144554455.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 540795025 + 13660416 = 23255^2 + 3696^2 .

It is a cyclic number.

It is not a de Polignac number, because 554455441 - 2¹ = 554455439 is a prime.

Together with 554455439, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 554455441.

It is not a weakly prime, because it can be changed into another prime (554450441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277227720 + 277227721.

It is an arithmetic number, because the mean of its divisors is an integer number (277227721).

Almost surely, 2^554455441 is an apocalyptic number.

It is an amenable number.

554455441 is a deficient number, since it is larger than the sum of its proper divisors (1).

554455441 is an equidigital number, since it uses as much as digits as its factorization.

554455441 is an evil number, because the sum of its binary digits is even.

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

The square root of 554455441 is about 23546.8775212341. The cubic root of 554455441 is about 821.5277097203.

The spelling of 554455441 in words is "five hundred fifty-four million, four hundred fifty-five thousand, four hundred forty-one".