3545421443 has 16 divisors (see below), whose sum is σ = 3679826976. Its totient is φ = 3414243840.

The previous prime is 3545421427. The next prime is 3545421461. The reversal of 3545421443 is 3441245453.

3545421443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 3545421443 - 2⁴ = 3545421427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3545421403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 569021 + ... + 575217.

It is an arithmetic number, because the mean of its divisors is an integer number (229989186).

Almost surely, 2^3545421443 is an apocalyptic number.

3545421443 is a deficient number, since it is larger than the sum of its proper divisors (134405533).

3545421443 is a wasteful number, since it uses less digits than its factorization.

3545421443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6454.

The product of its digits is 115200, while the sum is 35.

The square root of 3545421443 is about 59543.4416455750. The cubic root of 3545421443 is about 1524.8341939952.

Adding to 3545421443 its reverse (3441245453), we get a palindrome (6986666896).

The spelling of 3545421443 in words is "three billion, five hundred forty-five million, four hundred twenty-one thousand, four hundred forty-three".