143489545 has 32 divisors (see below), whose sum is σ = 185342976. Its totient is φ = 106444800.

The previous prime is 143489527. The next prime is 143489551. The reversal of 143489545 is 545984341.

It is not a de Polignac number, because 143489545 - 2⁵ = 143489513 is a prime.

It is a Duffinian 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, 425617 + ... + 425953.

It is an arithmetic number, because the mean of its divisors is an integer number (5791968).

Almost surely, 2^143489545 is an apocalyptic number.

It is an amenable number.

143489545 is a deficient number, since it is larger than the sum of its proper divisors (41853431).

143489545 is a wasteful number, since it uses less digits than its factorization.

143489545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481.

The product of its digits is 345600, while the sum is 43.

The square root of 143489545 is about 11978.7121594936. The cubic root of 143489545 is about 523.5282073648.

The spelling of 143489545 in words is "one hundred forty-three million, four hundred eighty-nine thousand, five hundred forty-five".