1445011004 has 12 divisors (see below), whose sum is σ = 2551148544. Its totient is φ = 716111424.

The previous prime is 1445010991. The next prime is 1445011019. The reversal of 1445011004 is 4001105441.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1598012 + ... + 1598915.

It is an arithmetic number, because the mean of its divisors is an integer number (212595712).

Almost surely, 2^1445011004 is an apocalyptic number.

It is an amenable number.

1445011004 is a deficient number, since it is larger than the sum of its proper divisors (1106137540).

1445011004 is a wasteful number, since it uses less digits than its factorization.

1445011004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3197044 (or 3197042 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 1445011004 is about 38013.3003565857. The cubic root of 1445011004 is about 1130.5515891150.

Adding to 1445011004 its reverse (4001105441), we get a palindrome (5446116445).

The spelling of 1445011004 in words is "one billion, four hundred forty-five million, eleven thousand, four".