1445573055 has 32 divisors (see below), whose sum is σ = 2355462144. Its totient is φ = 756919296.

The previous prime is 1445573021. The next prime is 1445573071. The reversal of 1445573055 is 5503755441.

It is not a de Polignac number, because 1445573055 - 2⁷ = 1445572927 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 180874 + ... + 188696.

It is an arithmetic number, because the mean of its divisors is an integer number (73608192).

Almost surely, 2^1445573055 is an apocalyptic number.

1445573055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1445573055 is a deficient number, since it is larger than the sum of its proper divisors (909889089).

1445573055 is a wasteful number, since it uses less digits than its factorization.

1445573055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8055.

The product of its (nonzero) digits is 210000, while the sum is 39.

The square root of 1445573055 is about 38020.6924581865. The cubic root of 1445573055 is about 1130.6981497714.

The spelling of 1445573055 in words is "one billion, four hundred forty-five million, five hundred seventy-three thousand, fifty-five".