1445335404 has 12 divisors (see below), whose sum is σ = 3372449304. Its totient is φ = 481778464.

The previous prime is 1445335369. The next prime is 1445335421. The reversal of 1445335404 is 4045335441.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

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, 60222297 + ... + 60222320.

It is an arithmetic number, because the mean of its divisors is an integer number (281037442).

Almost surely, 2^1445335404 is an apocalyptic number.

It is an amenable number.

1445335404 is an abundant number, since it is smaller than the sum of its proper divisors (1927113900).

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

1445335404 is a wasteful number, since it uses less digits than its factorization.

1445335404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120444624 (or 120444622 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 33.

The square root of 1445335404 is about 38017.5670447229. The cubic root of 1445335404 is about 1130.6361844325.

The spelling of 1445335404 in words is "one billion, four hundred forty-five million, three hundred thirty-five thousand, four hundred four".