1450945321 has 6 divisors (see below), whose sum is σ = 1687834410. Its totient is φ = 1243667376.

The previous prime is 1450945277. The next prime is 1450945333. The reversal of 1450945321 is 1235490541.

It can be written as a sum of positive squares in only one way, i.e., 1401454096 + 49491225 = 37436^2 + 7035^2 .

It is not a de Polignac number, because 1450945321 - 2⁹ = 1450944809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1450945361) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14805516 + ... + 14805613.

It is an arithmetic number, because the mean of its divisors is an integer number (281305735).

Almost surely, 2^1450945321 is an apocalyptic number.

It is an amenable number.

1450945321 is a deficient number, since it is larger than the sum of its proper divisors (236889089).

1450945321 is an equidigital number, since it uses as much as digits as its factorization.

1450945321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29611143 (or 29611136 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 1450945321 is about 38091.2761797239. The cubic root of 1450945321 is about 1132.0971109674.

The spelling of 1450945321 in words is "one billion, four hundred fifty million, nine hundred forty-five thousand, three hundred twenty-one".