146145543 has 8 divisors (see below), whose sum is σ = 194928000. Its totient is φ = 97396728.

The previous prime is 146145521. The next prime is 146145547. The reversal of 146145543 is 345541641.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 146145543 - 2⁶ = 146145479 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146145547) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4608 + ... + 17706.

It is an arithmetic number, because the mean of its divisors is an integer number (24366000).

Almost surely, 2^146145543 is an apocalyptic number.

146145543 is a deficient number, since it is larger than the sum of its proper divisors (48782457).

146145543 is a wasteful number, since it uses less digits than its factorization.

146145543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16821.

The product of its digits is 28800, while the sum is 33.

The square root of 146145543 is about 12089.0670855943. The cubic root of 146145543 is about 526.7386565500.

The spelling of 146145543 in words is "one hundred forty-six million, one hundred forty-five thousand, five hundred forty-three".