1445316132 has 96 divisors (see below), whose sum is σ = 3867986304. Its totient is φ = 416102400.

The previous prime is 1445316109. The next prime is 1445316211. The reversal of 1445316132 is 2316135441.

It is a self number, because there is not a number n which added to its sum of digits gives 1445316132.

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 31 ways as a sum of consecutive naturals, for example, 478507 + ... + 481517.

It is an arithmetic number, because the mean of its divisors is an integer number (40291524).

Almost surely, 2^1445316132 is an apocalyptic number.

1445316132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1445316132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1933993152).

1445316132 is an abundant number, since it is smaller than the sum of its proper divisors (2422670172).

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

1445316132 is a wasteful number, since it uses less digits than its factorization.

1445316132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3229 (or 3227 counting only the distinct ones).

The product of its digits is 8640, while the sum is 30.

The square root of 1445316132 is about 38017.3135821036. The cubic root of 1445316132 is about 1130.6311591359.

The spelling of 1445316132 in words is "one billion, four hundred forty-five million, three hundred sixteen thousand, one hundred thirty-two".