1450423321 has 4 divisors (see below), whose sum is σ = 1451597092. Its totient is φ = 1449249552.

The previous prime is 1450423307. The next prime is 1450423333. The reversal of 1450423321 is 1233240541.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 438483600 + 1011939721 = 20940^2 + 31811^2 .

It is a cyclic number.

It is not a de Polignac number, because 1450423321 - 2⁷ = 1450423193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1450423301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 585030 + ... + 587503.

It is an arithmetic number, because the mean of its divisors is an integer number (362899273).

Almost surely, 2^1450423321 is an apocalyptic number.

It is an amenable number.

1450423321 is a deficient number, since it is larger than the sum of its proper divisors (1173771).

1450423321 is a wasteful number, since it uses less digits than its factorization.

1450423321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1173770.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 1450423321 is about 38084.4236007321. The cubic root of 1450423321 is about 1131.9613315401.

Adding to 1450423321 its reverse (1233240541), we get a palindrome (2683663862).

The spelling of 1450423321 in words is "one billion, four hundred fifty million, four hundred twenty-three thousand, three hundred twenty-one".