1450131321 has 8 divisors (see below), whose sum is σ = 1933818880. Its totient is φ = 966598992.

The previous prime is 1450131253. The next prime is 1450131367. The reversal of 1450131321 is 1231310541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1450131321 - 2¹⁵ = 1450098553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1450131521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14905 + ... + 55878.

It is an arithmetic number, because the mean of its divisors is an integer number (241727360).

Almost surely, 2^1450131321 is an apocalyptic number.

It is an amenable number.

1450131321 is a deficient number, since it is larger than the sum of its proper divisors (483687559).

1450131321 is an equidigital number, since it uses as much as digits as its factorization.

1450131321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77615.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 1450131321 is about 38080.5898194868. The cubic root of 1450131321 is about 1131.8853640880.

Adding to 1450131321 its reverse (1231310541), we get a palindrome (2681441862).

The spelling of 1450131321 in words is "one billion, four hundred fifty million, one hundred thirty-one thousand, three hundred twenty-one".