1446225289 has 2 divisors, whose sum is σ = 1446225290. Its totient is φ = 1446225288.

The previous prime is 1446225281. The next prime is 1446225307. The reversal of 1446225289 is 9825226441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1437698889 + 8526400 = 37917^2 + 2920^2 .

It is a cyclic number.

It is not a de Polignac number, because 1446225289 - 2³ = 1446225281 is a prime.

It is not a weakly prime, because it can be changed into another prime (1446225281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 723112644 + 723112645.

It is an arithmetic number, because the mean of its divisors is an integer number (723112645).

Almost surely, 2^1446225289 is an apocalyptic number.

It is an amenable number.

1446225289 is a deficient number, since it is larger than the sum of its proper divisors (1).

1446225289 is an equidigital number, since it uses as much as digits as its factorization.

1446225289 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 276480, while the sum is 43.

The square root of 1446225289 is about 38029.2688465082. The cubic root of 1446225289 is about 1130.8681789712.

The spelling of 1446225289 in words is "one billion, four hundred forty-six million, two hundred twenty-five thousand, two hundred eighty-nine".