1450313440 has 24 divisors (see below), whose sum is σ = 3426365880. Its totient is φ = 580125312.

The previous prime is 1450313437. The next prime is 1450313483. The reversal of 1450313440 is 443130541.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4532070 + ... + 4532389.

It is an arithmetic number, because the mean of its divisors is an integer number (142765245).

Almost surely, 2^1450313440 is an apocalyptic number.

1450313440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1450313440 is an abundant number, since it is smaller than the sum of its proper divisors (1976052440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1450313440 is an equidigital number, since it uses as much as digits as its factorization.

1450313440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9064474 (or 9064466 counting only the distinct ones).

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

The square root of 1450313440 is about 38082.9809757587. The cubic root of 1450313440 is about 1131.9327458202.

Adding to 1450313440 its reverse (443130541), we get a palindrome (1893443981).

The spelling of 1450313440 in words is "one billion, four hundred fifty million, three hundred thirteen thousand, four hundred forty".