1445887160 has 16 divisors (see below), whose sum is σ = 3253246200. Its totient is φ = 578354848.

The previous prime is 1445887159. The next prime is 1445887189. The reversal of 1445887160 is 617885441.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18073550 + ... + 18073629.

Almost surely, 2^1445887160 is an apocalyptic number.

1445887160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1445887160 is an abundant number, since it is smaller than the sum of its proper divisors (1807359040).

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

1445887160 is a wasteful number, since it uses less digits than its factorization.

1445887160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36147190 (or 36147186 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 44.

The square root of 1445887160 is about 38024.8229450184. The cubic root of 1445887160 is about 1130.7800393769.

The spelling of 1445887160 in words is "one billion, four hundred forty-five million, eight hundred eighty-seven thousand, one hundred sixty".