1043418449 has 2 divisors, whose sum is σ = 1043418450. Its totient is φ = 1043418448.

The previous prime is 1043418407. The next prime is 1043418479. The reversal of 1043418449 is 9448143401.

1043418449 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 989542849 + 53875600 = 31457^2 + 7340^2 .

It is an emirp because it is prime and its reverse (9448143401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1043418449 - 2²⁰ = 1042369873 is a prime.

It is not a weakly prime, because it can be changed into another prime (1043418479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521709224 + 521709225.

It is an arithmetic number, because the mean of its divisors is an integer number (521709225).

Almost surely, 2^1043418449 is an apocalyptic number.

It is an amenable number.

1043418449 is a deficient number, since it is larger than the sum of its proper divisors (1).

1043418449 is an equidigital number, since it uses as much as digits as its factorization.

1043418449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 55296, while the sum is 38.

The square root of 1043418449 is about 32301.9883134150. The cubic root of 1043418449 is about 1014.2682646954.

The spelling of 1043418449 in words is "one billion, forty-three million, four hundred eighteen thousand, four hundred forty-nine".