5541441449 has 2 divisors, whose sum is σ = 5541441450. Its totient is φ = 5541441448.

The previous prime is 5541441439. The next prime is 5541441541. The reversal of 5541441449 is 9441441455.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3635245849 + 1906195600 = 60293^2 + 43660^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5541441449 is a prime.

It is not a weakly prime, because it can be changed into another prime (5541441439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2770720724 + 2770720725.

It is an arithmetic number, because the mean of its divisors is an integer number (2770720725).

Almost surely, 2^5541441449 is an apocalyptic number.

It is an amenable number.

5541441449 is a deficient number, since it is larger than the sum of its proper divisors (1).

5541441449 is an equidigital number, since it uses as much as digits as its factorization.

5541441449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 230400, while the sum is 41.

The square root of 5541441449 is about 74440.8587336283. The cubic root of 5541441449 is about 1769.5964957403.

The spelling of 5541441449 in words is "five billion, five hundred forty-one million, four hundred forty-one thousand, four hundred forty-nine".