4352033013421 has 2 divisors, whose sum is σ = 4352033013422. Its totient is φ = 4352033013420.

The previous prime is 4352033013331. The next prime is 4352033013481. The reversal of 4352033013421 is 1243103302534.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4319123062500 + 32909950921 = 2078250^2 + 181411^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4352033013421 is a prime.

It is a super-2 number, since 2×4352033013421² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4352033013481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2176016506710 + 2176016506711.

It is an arithmetic number, because the mean of its divisors is an integer number (2176016506711).

Almost surely, 2^{4352033013421} is an apocalyptic number.

It is an amenable number.

4352033013421 is a deficient number, since it is larger than the sum of its proper divisors (1).

4352033013421 is an equidigital number, since it uses as much as digits as its factorization.

4352033013421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 31.

Adding to 4352033013421 its reverse (1243103302534), we get a palindrome (5595136315955).

The spelling of 4352033013421 in words is "four trillion, three hundred fifty-two billion, thirty-three million, thirteen thousand, four hundred twenty-one".