145573443 has 10 divisors (see below), whose sum is σ = 217461684. Its totient is φ = 97048908.

The previous prime is 145573409. The next prime is 145573481. The reversal of 145573443 is 344375541.

145573443 is a `hidden beast` number, since 1 + 45 + 573 + 4 + 43 = 666.

It is not a de Polignac number, because 145573443 - 2¹⁰ = 145572419 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 145573398 and 145573407.

It is not an unprimeable number, because it can be changed into a prime (145573403) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 898521 + ... + 898682.

Almost surely, 2^145573443 is an apocalyptic number.

145573443 is a deficient number, since it is larger than the sum of its proper divisors (71888241).

145573443 is an equidigital number, since it uses as much as digits as its factorization.

145573443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1797215 (or 1797206 counting only the distinct ones).

The product of its digits is 100800, while the sum is 36.

The square root of 145573443 is about 12065.3820080427. The cubic root of 145573443 is about 526.0504356309.

The spelling of 145573443 in words is "one hundred forty-five million, five hundred seventy-three thousand, four hundred forty-three".