1450221115 has 16 divisors (see below), whose sum is σ = 1997138880. Its totient is φ = 990305280.

The previous prime is 1450221109. The next prime is 1450221119. The reversal of 1450221115 is 5111220541.

It is not a de Polignac number, because 1450221115 - 2⁷ = 1450220987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1450221119) 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 in 15 ways as a sum of consecutive naturals, for example, 77530 + ... + 94399.

It is an arithmetic number, because the mean of its divisors is an integer number (124821180).

Almost surely, 2^1450221115 is an apocalyptic number.

1450221115 is a deficient number, since it is larger than the sum of its proper divisors (546917765).

1450221115 is a wasteful number, since it uses less digits than its factorization.

1450221115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172182.

The product of its (nonzero) digits is 400, while the sum is 22.

The square root of 1450221115 is about 38081.7688008317. The cubic root of 1450221115 is about 1131.9087262059.

Adding to 1450221115 its reverse (5111220541), we get a palindrome (6561441656).

The spelling of 1450221115 in words is "one billion, four hundred fifty million, two hundred twenty-one thousand, one hundred fifteen".