1426485449 has 2 divisors, whose sum is σ = 1426485450. Its totient is φ = 1426485448.

The previous prime is 1426485413. The next prime is 1426485451. The reversal of 1426485449 is 9445846241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1242069049 + 184416400 = 35243^2 + 13580^2 .

It is a cyclic number.

It is not a de Polignac number, because 1426485449 - 2²⁴ = 1409708233 is a prime.

Together with 1426485451, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1426485469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 713242724 + 713242725.

It is an arithmetic number, because the mean of its divisors is an integer number (713242725).

Almost surely, 2^1426485449 is an apocalyptic number.

It is an amenable number.

1426485449 is a deficient number, since it is larger than the sum of its proper divisors (1).

1426485449 is an equidigital number, since it uses as much as digits as its factorization.

1426485449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1105920, while the sum is 47.

The square root of 1426485449 is about 37768.8423042063. The cubic root of 1426485449 is about 1125.6994363970.

The spelling of 1426485449 in words is "one billion, four hundred twenty-six million, four hundred eighty-five thousand, four hundred forty-nine".