1450631489 has 2 divisors, whose sum is σ = 1450631490. Its totient is φ = 1450631488.

The previous prime is 1450631477. The next prime is 1450631527. The reversal of 1450631489 is 9841360541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1434894400 + 15737089 = 37880^2 + 3967^2 .

It is an emirp because it is prime and its reverse (9841360541) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1450631489 - 2⁴ = 1450631473 is a prime.

It is not a weakly prime, because it can be changed into another prime (1450631389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 725315744 + 725315745.

It is an arithmetic number, because the mean of its divisors is an integer number (725315745).

Almost surely, 2^1450631489 is an apocalyptic number.

It is an amenable number.

1450631489 is a deficient number, since it is larger than the sum of its proper divisors (1).

1450631489 is an equidigital number, since it uses as much as digits as its factorization.

1450631489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 103680, while the sum is 41.

The square root of 1450631489 is about 38087.1564835182. The cubic root of 1450631489 is about 1132.0154828238.

The spelling of 1450631489 in words is "one billion, four hundred fifty million, six hundred thirty-one thousand, four hundred eighty-nine".