143055545 has 32 divisors (see below), whose sum is σ = 184135680. Its totient is φ = 106513920.

The previous prime is 143055509. The next prime is 143055569. The reversal of 143055545 is 545550341.

143055545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 143055545 - 2⁶ = 143055481 is a prime.

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, 531671 + ... + 531939.

It is an arithmetic number, because the mean of its divisors is an integer number (5754240).

Almost surely, 2^143055545 is an apocalyptic number.

It is an amenable number.

143055545 is a deficient number, since it is larger than the sum of its proper divisors (41080135).

143055545 is a wasteful number, since it uses less digits than its factorization.

143055545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425.

The product of its (nonzero) digits is 30000, while the sum is 32.

The square root of 143055545 is about 11960.5829707419. The cubic root of 143055545 is about 522.9998513259. Note that the first 3 decimals are identical.

The spelling of 143055545 in words is "one hundred forty-three million, fifty-five thousand, five hundred forty-five".