3542451521 has 16 divisors (see below), whose sum is σ = 4242806400. Its totient is φ = 2954311920.

The previous prime is 3542451511. The next prime is 3542451533. The reversal of 3542451521 is 1251542453.

3542451521 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3542451521 - 2³⁰ = 2468709697 is a prime.

It is a super-3 number, since 3×3542451521³ (a number of 30 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (3542451511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126875 + ... + 152256.

It is an arithmetic number, because the mean of its divisors is an integer number (265175400).

Almost surely, 2^3542451521 is an apocalyptic number.

It is an amenable number.

3542451521 is a deficient number, since it is larger than the sum of its proper divisors (700354879).

3542451521 is an equidigital number, since it uses as much as digits as its factorization.

3542451521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279189 (or 279175 counting only the distinct ones).

The product of its digits is 24000, while the sum is 32.

The square root of 3542451521 is about 59518.4973012592. The cubic root of 3542451521 is about 1524.4083016347.

Adding to 3542451521 its reverse (1251542453), we get a palindrome (4793993974).

The spelling of 3542451521 in words is "three billion, five hundred forty-two million, four hundred fifty-one thousand, five hundred twenty-one".