1450630409 has 2 divisors, whose sum is σ = 1450630410. Its totient is φ = 1450630408.

The previous prime is 1450630397. The next prime is 1450630429. The reversal of 1450630409 is 9040360541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1091641600 + 358988809 = 33040^2 + 18947^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1450630409 is a prime.

It is not a weakly prime, because it can be changed into another prime (1450630429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 725315204 + 725315205.

It is an arithmetic number, because the mean of its divisors is an integer number (725315205).

Almost surely, 2^1450630409 is an apocalyptic number.

It is an amenable number.

1450630409 is a deficient number, since it is larger than the sum of its proper divisors (1).

1450630409 is an equidigital number, since it uses as much as digits as its factorization.

1450630409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 1450630409 is about 38087.1423055078. The cubic root of 1450630409 is about 1132.0152018939.

The spelling of 1450630409 in words is "one billion, four hundred fifty million, six hundred thirty thousand, four hundred nine".