3535201421 has 2 divisors, whose sum is σ = 3535201422. Its totient is φ = 3535201420.

The previous prime is 3535201403. The next prime is 3535201447. The reversal of 3535201421 is 1241025353.

It is a happy number.

3535201421 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (3535201447) can be obtained adding 3535201421 to its sum of digits (26).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3470977225 + 64224196 = 58915^2 + 8014^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3535201421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3535201451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1767600710 + 1767600711.

It is an arithmetic number, because the mean of its divisors is an integer number (1767600711).

Almost surely, 2^3535201421 is an apocalyptic number.

It is an amenable number.

3535201421 is a deficient number, since it is larger than the sum of its proper divisors (1).

3535201421 is an equidigital number, since it uses as much as digits as its factorization.

3535201421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 3535201421 is about 59457.5598305211. The cubic root of 3535201421 is about 1523.3676229765.

Adding to 3535201421 its reverse (1241025353), we get a palindrome (4776226774).

The spelling of 3535201421 in words is "three billion, five hundred thirty-five million, two hundred one thousand, four hundred twenty-one".