3545411421 has 16 divisors (see below), whose sum is σ = 5090126400. Its totient is φ = 2186865408.

The previous prime is 3545411417. The next prime is 3545411437. The reversal of 3545411421 is 1241145453.

It is not a de Polignac number, because 3545411421 - 2² = 3545411417 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3545411411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 586126 + ... + 592143.

It is an arithmetic number, because the mean of its divisors is an integer number (318132900).

Almost surely, 2^3545411421 is an apocalyptic number.

It is an amenable number.

3545411421 is a deficient number, since it is larger than the sum of its proper divisors (1544714979).

3545411421 is a wasteful number, since it uses less digits than its factorization.

3545411421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1178348.

The product of its digits is 9600, while the sum is 30.

The square root of 3545411421 is about 59543.3574884722. The cubic root of 3545411421 is about 1524.8327572217.

Adding to 3545411421 its reverse (1241145453), we get a palindrome (4786556874).

The spelling of 3545411421 in words is "three billion, five hundred forty-five million, four hundred eleven thousand, four hundred twenty-one".