1545143055 has 16 divisors (see below), whose sum is σ = 2557478880. Its totient is φ = 795659648.

The previous prime is 1545143053. The next prime is 1545143111. The reversal of 1545143055 is 5503415451.

It is a cyclic number.

It is not a de Polignac number, because 1545143055 - 2¹ = 1545143053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1545143053) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1775592 + ... + 1776461.

It is an arithmetic number, because the mean of its divisors is an integer number (159842430).

Almost surely, 2^1545143055 is an apocalyptic number.

1545143055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1545143055 is a deficient number, since it is larger than the sum of its proper divisors (1012335825).

1545143055 is a wasteful number, since it uses less digits than its factorization.

1545143055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3552090.

The product of its (nonzero) digits is 30000, while the sum is 33.

The square root of 1545143055 is about 39308.3077096941. The cubic root of 1545143055 is about 1156.0844633531.

The spelling of 1545143055 in words is "one billion, five hundred forty-five million, one hundred forty-three thousand, fifty-five".