1445491104 has 48 divisors (see below), whose sum is σ = 3846411072. Its totient is φ = 475227648.

The previous prime is 1445491001. The next prime is 1445491111. The reversal of 1445491104 is 4011945441.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96124 + ... + 110139.

It is an arithmetic number, because the mean of its divisors is an integer number (80133564).

Almost surely, 2^1445491104 is an apocalyptic number.

It is an amenable number.

1445491104 is an abundant number, since it is smaller than the sum of its proper divisors (2400919968).

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

1445491104 is a wasteful number, since it uses less digits than its factorization.

1445491104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206349 (or 206341 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 33.

The square root of 1445491104 is about 38019.6147271379. The cubic root of 1445491104 is about 1130.6767825600.

The spelling of 1445491104 in words is "one billion, four hundred forty-five million, four hundred ninety-one thousand, one hundred four".