3213450533 has 2 divisors, whose sum is σ = 3213450534. Its totient is φ = 3213450532.

The previous prime is 3213450529. The next prime is 3213450593. The reversal of 3213450533 is 3350543123.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3193719169 + 19731364 = 56513^2 + 4442^2 .

It is a cyclic number.

It is not a de Polignac number, because 3213450533 - 2² = 3213450529 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3213450496 and 3213450505.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3213450523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1606725266 + 1606725267.

It is an arithmetic number, because the mean of its divisors is an integer number (1606725267).

Almost surely, 2^3213450533 is an apocalyptic number.

It is an amenable number.

3213450533 is a deficient number, since it is larger than the sum of its proper divisors (1).

3213450533 is an equidigital number, since it uses as much as digits as its factorization.

3213450533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16200, while the sum is 29.

The square root of 3213450533 is about 56687.3048662573. The cubic root of 3213450533 is about 1475.6743878514.

Adding to 3213450533 its reverse (3350543123), we get a palindrome (6563993656).

The spelling of 3213450533 in words is "three billion, two hundred thirteen million, four hundred fifty thousand, five hundred thirty-three".